| 'T' Companies | Period (Timeline) | Item #: Game | Item #: Non-Game |
|---|---|---|---|
| T & M Sales Co. [Chicago, IL, USA] | 1949 to 1950 (2 years) | ||
| T & T | 1986 (1 year) | ||
| T&D Soft. | 1983 to 1985 (3 years) | ||
| T&E Soft. [Japan] | 1982 to 1999 (18 years) | ||
| T&H Project | 1990 to 1998 (9 years) | ||
| T&M [Technical & Modernity] [Japan] | |||
| T&T International srl [Lonigo, VI, Italy] | |||
| T'Cube [Japan] | 1996 (1 year) | ||
| T-HQ Nordic | 2017 to 2024 (8 years) | ||
| T-HQ Soft. | 1992 to 1993 (2 years) | ||
| T-HQ Wireless, Inc. | 2003 to 2006 (4 years) | ||
| T-HQ, Inc. [Toy HeadQuarters] | 1991 to 2012 (22 years) | ||
| T. & C. Co. [Dallas, TX, USA] | |||
| T. & S. Supply Co., Inc. [Los Angeles, CA, USA] | 1927 (1 year) | ||
| T. Hall | 1985 (1 year) | ||
| T.Dogs | 1997 (1 year) | ||
| T0TAL | 1995 to 1996 (2 years) | ||
| T2 [Japan] | 1992 to 1996 (5 years) | ||
| TA [Japan] | 1989 (1 year) | ||
| Tab Books | 1985 (1 year) | ||
| Tab Products | 1986 (1 year) | ||
| TAB-Austria [Austria] | 1985 to 2011 (27 years) | ||
| Tabin, Joshua Z. | 1979 (1 year) | ||
| Table Automatic Machine Co. | |||
| TacOtronic | 1981 (1 year) | ||
| TACT [Japan] | 1992 (1 year) | ||
| TAD Corp. [Tokyo, Japan] | 1987 to 1992 (6 years) | ||
| TAD Enterprises | 1979 (1 year) | ||
| Tadpole | |||
| Tadpole Productions | 1992 (1 year) | ||
| Tady | |||
| TAF Production | 1994 (1 year) | ||
| Taff System | 2000 (1 year) | ||
| Tage Engbaek [Copenhagen, Denmark] | 1950 (1 year) | ||
| Tago Electronics | 1982 (1 year) | ||
| Tai Dli | 1983 (1 year) | ||
| Taifun [Germany] | |||
| TaiKee | 2007 to 2009 (3 years) | ||
| Tailor, D. | 2010 to 2011 (2 years) | ||
| Taipan | 1991 (1 year) | ||
| Taitelbaum, Ben | 1995 (1 year) | ||
| Taito America Corp. [Elk Grove Village, IL, USA] | 1978 to 1999 (22 years) | ||
| Taito Corp. [Japan] | 1972 to 2022 (51 years) | ||
| Taito do Brazil | 1977 to 1984 (8 years) | ||
| Taito Planning [Japan] | 1975 (1 year) | ||
| Taito Soft., Inc. [BC, USA] | 1990 (1 year) | ||
| Taito Trading Co., Ltd. [Tokyo, Japan] | 1967 to 1972 (6 years) | ||
| Taiwan Arcadegame System [Taiwan] | 2001 (1 year) | ||
| Taiyo Co., Ltd. [Japan] | 1976 to 2017 (42 years) | ||
| Taiyo Jidoki [Japan] | 1984 to 1987 (4 years) | ||
| Taiyo Sangyo Co., Ltd. | 1976 to 1978 (3 years) | ||
| Taiyo System Co., Ltd. | 1983 to 1984 (2 years) | ||
| Taiyon | 1997 (1 year) | ||
| Taiyoutosho [Japan] | 1995 (1 year) | ||
| Taka-P | 1993 (1 year) | ||
| Takacs, Béla | 1989 (1 year) | ||
| Takahashi Tokiyuki | |||
| Takao Co., Ltd. [Japan] | 1998 to 2017 (20 years) | ||
| Takara Co., Ltd. [Japan] | 1980 to 2007 (28 years) | ||
| Takara Tomy | 2007 to 2020 (14 years) | ||
| Takara USA Corp. [New York, NY, USA] [26483] | 1991 to 1994 (4 years) | ||
| Takarajimasha [Japan] | 1998 (1 year) | ||
| Takasago | 1988 to 2015 (28 years) | ||
| Takashi Imai | 1989 (1 year) | ||
| Takatoku Toys Co., Ltd. | 1982 to 1983 (2 years) | ||
| Take Soft | 1994 to 1996 (3 years) | ||
| Take-Two Interactive | 1995 to 2022 (28 years) | ||
| Take-Two Soft. | 1999 (1 year) | ||
| Takebee | |||
| Takeboo | 1991 (1 year) | ||
| Takechii Shachou | 1991 (1 year) | ||
| Takeshobo [Japan] | 2009 (1 year) | ||
| Takeya Co., Ltd. | 1996 to 2010 (15 years) | ||
| Taki | 1998 to 1999 (2 years) | ||
| Takset, Ltd. | 1985 (1 year) | ||
| Takumi [Japan] | 1999 to 2002 (4 years) | ||
| Takumi Soft | 1992 (1 year) | ||
| Takuyo Co., Ltd. | 1998 to 2018 (21 years) | ||
| Talbert Novelty Co. [R.A. Talbert] | |||
| Talbot Computers | |||
| Talbot Electronics | 1979 (1 year) | ||
| Tale | 1992 (1 year) | ||
| Talent | 1984 to 1996 (13 years) | ||
| Talent [Argentina] | 1985 (1 year) | ||
| Talent Computer Systems | 1984 (1 year) | ||
| Talented Rulerz! by BOD | 1985 (1 year) | ||
| Talesoft | 1990 (1 year) | ||
| Taleworlds Ent. | 2022 (1 year) | ||
| Talk Electronics Corp. [Japan] | 1979 (1 year) | ||
| Taller de Aplicaciones Informaticas [Spain] | 1983 (1 year) | ||
| Talleres del Llobregat, S.A. [Barcelona, Spain] | 1966 to 1967 (2 years) | ||
| TalonSoft | 1996 to 2004 (9 years) | ||
| Talpalaru, Stefan | 2003 (1 year) | ||
| Tam [Japan] | 1998 to 2001 (4 years) | ||
| Tamer, James | 2004 (1 year) | ||
| Tamrane | |||
| Tamsoft | 1984 to 2009 (26 years) | ||
| Tamtex | 1989 to 1993 (5 years) | ||
| Tan Ton Nerw Information Co. | 1995 (1 year) | ||
| Tanaka Yuu | 1992 (1 year) | ||
| Tandberg Data GmbH | 1976 to 1983 (8 years) | ||
| Tandy Corp. | 1977 to 1992 (16 years) | ||
| Tang's Electronic Co. | 1982 to 1983 (2 years) | ||
| Tangasoft [Portugal] | 1995 (1 year) | ||
| Tangerine Computer Systems | 1979 to 1986 (8 years) | ||
| Tangerine Users Group | 1981 to 1982 (2 years) | ||
| Tanglewood Soft. | 1986 to 1988 (3 years) | ||
| Tangram Design | 2007 (1 year) | ||
| Tanigawa, Inc. | 1990 (1 year) | ||
| Tanita | 2002 (1 year) | ||
| Tankard, Jim | 1985 (1 year) | ||
| Tano, Ltd. | 1983 (1 year) | ||
| Tansley, William [Coventry, England] | 1870 to 1890 (21 years) | ||
| Tansoft | 1981 to 1984 (4 years) | ||
| Tantel | 1981 (1 year) | ||
| Tao Human Systems | 1999 (1 year) | ||
| Tap-It Mfg. Co. [Alhambra, CA, USA] | 1928 (1 year) | ||
| Tapclap | 2015 to 2019 (5 years) | ||
| Tapeware Technologies | 1984 (1 year) | ||
| Tapps Games | 2013 to 2018 (6 years) | ||
| Tapsol [Korea] | |||
| Taracot [Japan] | 1995 (1 year) | ||
| Tardis Remakes | 2011 to 2018 (8 years) | ||
| Target Roll Distribution Co. | |||
| Tarnow | |||
| Tarr, Robert G. [Chicago, IL, USA] | 1949 (1 year) | ||
| Tartan Soft. | 1986 to 1991 (6 years) | ||
| Tasc | 1989 to 1998 (10 years) | ||
| Task Forts Kochi | 1983 (1 year) | ||
| Tasket, Ltd. | 1983 (1 year) | ||
| Taskmaster Soft. | 1988 to 2022 (35 years) | ||
| Tasko | 1992 (1 year) | ||
| Taskset | 1983 to 1985 (3 years) | ||
| Tasman Soft. | 1982 to 1988 (7 years) | ||
| Tasoft S.A. [Spain] | 1985 to 1986 (2 years) | ||
| Tasuke [Japan] | 2005 (1 year) | ||
| Tate Media | 2018 (1 year) | ||
| Tate Multimedia | 2022 (1 year) | ||
| Tate, George & Charles | 1976 (1 year) | ||
| Tatlock, Lee | 2001 (1 year) | ||
| Tatsuji Soft. | 1995 (1 year) | ||
| Tatsumi Electronics Co., Ltd. [Japan] | 1983 to 2011 (29 years) | ||
| Tatter Demalion | 2010 to 2014 (5 years) | ||
| Tatung Einsoft | 1984 to 1986 (3 years) | ||
| Tau Soft. | 2001 (1 year) | ||
| Tauro Automatic, S.L. | |||
| Taurus | 1989 (1 year) | ||
| Tavernier, Daniel | 1987 to 1989 (3 years) | ||
| Tawny Soft. | 1983 (1 year) | ||
| Taxan USA Corp. | 1989 to 1991 (3 years) | ||
| Taylor Engineering Corp. | |||
| Taylor, James P. [Fort Worth, TX, USA] | 1893 (1 year) | ||
| Taylor, Terry | 1987 (1 year) | ||
| Taylor, Trevor | 1988 (1 year) | ||
| Tayto | 1986 (1 year) | ||
| Tazmi | 1981 (1 year) | ||
| Tazumi International, Inc. [Canada] | 1982 (1 year) | ||
| TB Crackers | 1990 (1 year) | ||
| TB-Soft | 1991 (1 year) | ||
| TBA Soft. | 1993 to 1994 (2 years) | ||
| TBC | |||
| TBM [Tabarroni Boldini Moris] [Bologne, Italy] | 1978 (1 year) | ||
| TBS [Japan] | 1995 to 1997 (3 years) | ||
| TCC | 1984 (1 year) | ||
| TCD | 1990 (1 year) | ||
| TCH S.A. [Spain] | 1993 to 1997 (5 years) | ||
| Tchibo | |||
| Tchimurowski [Pressburg, Slovakia] | 1702 (1 year) | ||
| TCL | |||
| TCR Soft. | |||
| TCS [Trommeschläger Computer Studio] | 1982 to 1984 (3 years) | ||
| TCW | 1989 (1 year) | ||
| TD Corp. | 1992 (1 year) | ||
| TDA Help! | 1995 (1 year) | ||
| TDC Band | 1989 to 1990 (2 years) | ||
| TDF Micro-Visions | 2014 to 2015 (2 years) | ||
| TDK Core | 1994 to 2004 (11 years) | ||
| TDK Mediactive, Inc. | 1998 to 2005 (8 years) | ||
| TDK Recording Media Europe S.A. | 2000 to 2004 (5 years) | ||
| TDM | 1998 (1 year) | ||
| TDR | 1994 to 1996 (3 years) | ||
| TDS Corp. | 1979 to 1981 (3 years) | ||
| Tea Planning [Japan] | 1995 (1 year) | ||
| Tea Time Soft. | 1992 (1 year) | ||
| Teacher's Pet Math Soft. | 1983 (1 year) | ||
| Team 17 Soft., Ltd. | 1991 to 2024 (34 years) | ||
| Team AUT | |||
| Team Bakabonzu | |||
| Team Bomba | 2008 (1 year) | ||
| Team Bughouse | 1996 to 1997 (2 years) | ||
| Team DEVA | 2020 (1 year) | ||
| Team DTR | 2003 (1 year) | ||
| Team East | 1991 (1 year) | ||
| Team Jaguar | 2010 (1 year) | ||
| Team Jocs, S.L. | |||
| Team OFK | 2022 (1 year) | ||
| Team One | 2017 (1 year) | ||
| Team Phantom | 1991 to 1992 (2 years) | ||
| Team Pixelboy | 2010 to 2023 (14 years) | ||
| Team Plankton | 1993 to 1995 (3 years) | ||
| Team Play | 2001 to 2022 (22 years) | ||
| Team Psychopath | |||
| Team Quartet | 1994 (1 year) | ||
| Team Reptile | 2024 (1 year) | ||
| Team Shanghai Alice | 2002 to 2010 (9 years) | ||
| Team Siglo XXI | 2010 (1 year) | ||
| Team Xelf | 1994 (1 year) | ||
| Team Yolkfolk | 2017 (1 year) | ||
| Team Z&3N [Japan] | 1992 (1 year) | ||
| Team Zero [Japan] | |||
| Team-ms | |||
| TeamKill Media, LLC. | 2023 (1 year) | ||
| Tear Drop [Japan] | 1994 (1 year) | ||
| Tears [Japan] | 1997 to 1998 (2 years) | ||
| Teat [Japan] | |||
| Tebby, Tony | 1985 to 2009 (25 years) | ||
| Tec Toy Industria de Brinquedos S.A. [Brazil] | 1986 to 2017 (32 years) | ||
| Tecfri S.A. [Spain] | 1983 to 1992 (10 years) | ||
| Tech Arts | 2013 (1 year) | ||
| Tech Businessland [Korea] | 2001 (1 year) | ||
| Tech Express Co. [CA, USA] | 1994 (1 year) | ||
| Tech2Go | 2005 (1 year) | ||
| Techland Soft | 1994 to 2022 (29 years) | ||
| Techni Musique [France] | 1985 (1 year) | ||
| Technical Design Corp. | 1975 (1 year) | ||
| Technical Soft [Japan] | |||
| Technical Soft. | 1985 to 1990 (6 years) | ||
| Technical Systems Consultants, Inc. | 1976 to 1978 (3 years) | ||
| Technico | |||
| Technigame | |||
| Techno Arts | 1989 (1 year) | ||
| Techno Soleil | 1996 to 2002 (7 years) | ||
| Techno Source | 2001 (1 year) | ||
| Techno-Kohshin [Japan] | 1999 to 2002 (4 years) | ||
| Techno-Top, Ltd. [Japan] | 1999 to 2013 (15 years) | ||
| TechnoBrain Co., Ltd. | 2001 (1 year) | ||
| Technofor | 1984 (1 year) | ||
| TechnoGrad [Japan] | 1991 to 1992 (2 years) | ||
| Technomatic | 1985 to 1988 (4 years) | ||
| Technopolis Soft [Japan] | 1982 to 1992 (11 years) | ||
| Technopop | |||
| Technos Japan Corp. [Japan] | 1982 to 1996 (15 years) | ||
| Technosys | 1981 (1 year) | ||
| Technosys [New Zealand] | 1981 (1 year) | ||
| TechnoVision | 1983 (1 year) | ||
| Techstar, Inc. [Miami, FL, USA] | 1982 to 1985 (4 years) | ||
| Techvision [Italy] | |||
| TecMagik Ent., Ltd. | 1989 to 1994 (6 years) | ||
| Tecmo KOEI America Corp. [CA, USA] | 2011 to 2019 (9 years) | ||
| Tecmo KOEI Europe, Ltd. [UK] | 2011 to 2014 (4 years) | ||
| Tecmo KOEI Games [Japan] | 2010 to 2016 (7 years) | ||
| Tecmo, Inc. [CA, USA] | 1987 to 2008 (22 years) | ||
| Tecmo, Ltd. [Tokyo, Japan] | 1986 to 2013 (28 years) | ||
| Tecnausa [Spain] | 1991 (1 year) | ||
| Tecno Soft. [TechnoSoft] [Japan] | 1980 to 1999 (20 years) | ||
| Tecnoplay S.p.a. [Italy] | 1987 to 2018 (32 years) | ||
| Tect House [Japan] | 1988 (1 year) | ||
| Tecumseh Sales Co. [Cincinnati, OH, USA] | 1931 (1 year) | ||
| Tecway Dev. Co., Ltd. | 2006 to 2008 (3 years) | ||
| TeddyWareZ | 1999 to 2002 (4 years) | ||
| Teenware | 1988 (1 year) | ||
| Teesside Cracking Service | 1985 to 1987 (3 years) | ||
| Teeter, Wayne | 1973 (1 year) | ||
| TEGL Systems Corp. | 1989 to 1990 (2 years) | ||
| Tehehe-Net | 1994 (1 year) | ||
| Tehkan, Ltd. [Tokyo, Japan] | 1981 to 1986 (6 years) | ||
| Teichiku Co., Ltd. [Japan] | 1991 to 2007 (17 years) | ||
| Teikoku Soft | 1985 to 1986 (2 years) | ||
| Tejero, Jesus | |||
| Teknopiste | 1985 (1 year) | ||
| Tektronix | 1974 to 1992 (19 years) | ||
| Tekunon Kougyou | 1979 (1 year) | ||
| Tel-A-Sign Inc. [Chicago, IL, USA] | 1965 (1 year) | ||
| Telarium Corp. | 1983 to 1985 (3 years) | ||
| Telcon Industries | 1982 to 1984 (3 years) | ||
| Tele Tronic | |||
| Tele-Match, Inc. | 1976 to 1977 (2 years) | ||
| Telecity CD-I | 1991 (1 year) | ||
| Telecoin Corp. [Chicago, IL, USA] | |||
| Telecomsoft [USA] | 1987 to 1988 (2 years) | ||
| Telefonbau & Normalzeit [Frankfurt, Germany] | 1937 to 1956 (20 years) | ||
| Telefonica | 2000 to 2001 (2 years) | ||
| Telegames, Inc. [TX, USA] | 1982 to 2005 (24 years) | ||
| Telejuke Corp. | 1948 (1 year) | ||
| Telemark Systems | 1979 (1 year) | ||
| Telematica S.A. | 1986 to 1988 (3 years) | ||
| Telenet Japan | 1984 to 2006 (23 years) | ||
| Teleng | 1977 to 1979 (3 years) | ||
| TeleNova | 1985 to 1987 (3 years) | ||
| Telephone Crackers Norway | 1986 to 1987 (2 years) | ||
| Telepost Systems | 1984 (1 year) | ||
| Telequiz Corp. [Chicago, IL, USA] | 1948 to 1950 (3 years) | ||
| Telequiz Sales Co. [Chicago, Il, USA] | 1946 (1 year) | ||
| Telercas Oy | 1977 to 1982 (6 years) | ||
| Telesys [Fremont, CA, USA] | 1982 to 1983 (2 years) | ||
| Teletone Corp. [Chicago, IL, USA] | 1946 (1 year) | ||
| TeleVideo Systems | 1978 to 1997 (20 years) | ||
| Television Coin-A-Matic Co. [New York, NY, USA] | 1949 (1 year) | ||
| Television Game Automat [Russia] | 1989 (1 year) | ||
| Telex Computer Products | 1979 to 1986 (8 years) | ||
| Telfa [Deinze, Belgium] | 1953 to 1955 (3 years) | ||
| Telko | 1983 to 1984 (2 years) | ||
| Telltale, Inc. | 2011 to 2023 (13 years) | ||
| Tellus Systems | 1983 (1 year) | ||
| Telmed, Inc. [New Orleans, LA, USA] | 1975 (1 year) | ||
| Telotone Corp. [Chicago, IL, USA] | 1946 (1 year) | ||
| Telstar Electronic Studios | 1995 to 1998 (4 years) | ||
| Telstar Fun & Games | 1993 to 1996 (4 years) | ||
| Temco | |||
| TempesT | 1992 to 1997 (6 years) | ||
| Tempest [Japan] | 1995 (1 year) | ||
| Tempin Soft. [Japan] | 1991 (1 year) | ||
| Temple Soft., Inc. | 1983 to 1992 (10 years) | ||
| Temprano Soft. | 1995 (1 year) | ||
| Temptation Soft. | 1982 to 1985 (4 years) | ||
| Ten Ball Table Co. [San Antonio, TX, USA] | 1931 (1 year) | ||
| TEN Institute | 1996 to 1998 (3 years) | ||
| Ten Out of Ten Educational Systems | 1993 to 1997 (5 years) | ||
| Ten Square Games | 2014 to 2017 (4 years) | ||
| Ten-Level | 1994 (1 year) | ||
| Tenberg Software Systems | 1977 (1 year) | ||
| Tencent Games | 2017 to 2019 (3 years) | ||
| Tenchiku Records | 1997 to 1998 (2 years) | ||
| Tenczar & White | 1974 (1 year) | ||
| Tengen, Inc. [Milpilas, CA, USA] | 1983 to 1995 (13 years) | ||
| Tengu | 1997 to 1999 (3 years) | ||
| Tengu Pro | 1994 (1 year) | ||
| Tenmon News Center [Japan] | |||
| Tennyson Mfg. Co. | |||
| Tenpin, Jr. | |||
| Tenshindo | 1992 to 1996 (5 years) | ||
| Tensui Soft. [Japan] | 1995 (1 year) | ||
| Tenth Floor Computer Systems | 1989 (1 year) | ||
| TEP392 | 2012 (1 year) | ||
| Tequila Sunrise Soft. | |||
| Tequila Works | 2023 (1 year) | ||
| Tera Tera Soft | |||
| Terminal [Russia] | 1988 to 1989 (2 years) | ||
| Terminal Soft. | 1982 to 1985 (4 years) | ||
| Ternox | 2021 to 2024 (4 years) | ||
| TERRA | 2014 (1 year) | ||
| Terrace Soft. | 1989 (1 year) | ||
| TerraGlyph Interactive Studios | 2000 (1 year) | ||
| Terrapin | 1981 to 1985 (5 years) | ||
| Terre du Milieu, La [France] | 1992 to 1997 (6 years) | ||
| Terrible Toybox | 2017 (1 year) | ||
| Terror Designs | 1990 (1 year) | ||
| Terstiege & David & Seine | 1995 (1 year) | ||
| Tesa Etikett | 1984 (1 year) | ||
| Tesla | 1982 to 1989 (8 years) | ||
| Tesla Eltos | 1988 (1 year) | ||
| Tess Enterprises | 1981 (1 year) | ||
| Tesseract Soft. | 1985 to 1988 (4 years) | ||
| Testron, Inc. [Arkville, NY, USA] | 1992 to 1993 (2 years) | ||
| Tesura Games | 2023 to 2024 (2 years) | ||
| Tetirick, Thomas | 1990 (1 year) | ||
| Tetratech [Japan] | 1995 to 1998 (4 years) | ||
| Tevanian Jr., Avadis | 1982 (1 year) | ||
| Tevward Microtech | |||
| Tew, Neal | 2003 (1 year) | ||
| Tex-Comp TI Users Supply Co. | 1984 (1 year) | ||
| Texas Instruments | 1974 to 2015 (42 years) | ||
| Texas Novelty Co. | 1931 (1 year) | ||
| TexaSoft | 1981 to 1995 (15 years) | ||
| Texet | 1983 (1 year) | ||
| Texgate Computers | 1983 (1 year) | ||
| Textron | 1984 to 1985 (2 years) | ||
| Teyboll [Argentina] | 1976 (1 year) | ||
| Teyon | 2016 to 2024 (9 years) | ||
| TFG Soft. | 1986 (1 year) | ||
| TFS [Japan] | |||
| TG Information Network | 1995 (1 year) | ||
| TG Soft. | 1983 (1 year) | ||
| TGI [Tournament Games, Inc] | |||
| TGL [Technical Group Laboratory] [Japan] | 1992 to 2015 (24 years) | ||
| TGS | 1993 to 1995 (3 years) | ||
| TGV Haupt | 1994 to 1998 (5 years) | ||
| Thacker, Kevin | 2001 (1 year) | ||
| Thadd*Pro | 1983 (1 year) | ||
| Thadoss | 2012 to 2014 (3 years) | ||
| Thagard, Greg | 1972 (1 year) | ||
| Thalamus | 1986 to 1993 (8 years) | ||
| Thalion | 1989 to 1993 (5 years) | ||
| Thans [Marseille, France] | 1934 (1 year) | ||
| Thargon Computations | 1983 (1 year) | ||
| TheGeps | 2020 to 2022 (3 years) | ||
| Thekla, Inc | 2024 (1 year) | ||
| Theophile | 1986 (1 year) | ||
| Theoric [France] | |||
| Thermo-Cuber, Inc. [Chicago, IL, USA] | |||
| Thesis Electronics, Ltd. | |||
| Thetford Crime Prevention Panel | 1987 (1 year) | ||
| Thiaud, J. | |||
| Thiburce, Christophe | 1987 (1 year) | ||
| ThiGames | 2022 (1 year) | ||
| Thin Chen Enterprise | 1992 to 1993 (2 years) | ||
| Think Tank Educational Soft. | 1983 (1 year) | ||
| THINK Technologies | 1984 (1 year) | ||
| Thinking Machine Associates | 1984 to 1987 (4 years) | ||
| Thinking Rabbit [Japan] | 1982 to 1992 (11 years) | ||
| Thinkway Toys | 1999 (1 year) | ||
| Third Sphere Game Studios | 2022 (1 year) | ||
| Thirdverse | 2023 (1 year) | ||
| Thirst Aid, Inc. [New York, NY, USA] | |||
| Thissell, Earl A. [Florence, MS, USA] | 1892 (1 year) | ||
| Thomas Automatics, Inc. [Santa Clara, CA, USA] | 1982 to 1983 (2 years) | ||
| Thomas, Daniel | 1991 to 1992 (2 years) | ||
| Thomas, F.E. [Germany] | 1897 (1 year) | ||
| Thomas-Kerns Co. [Rock Island, IL, USA] | 1925 to 1926 (2 years) | ||
| Thomasson & Weast & Blomme | |||
| Thompson, Edmund A. [Amherst, MS, USA] | 1874 (1 year) | ||
| Thompson, Gary | 1991 (1 year) | ||
| Thompson, Harold W. [San Antonio, TX, USA] | 1940 to 1944 (5 years) | ||
| Thompson, Ken | 1969 (1 year) | ||
| Thomson | 1980 to 1987 (8 years) | ||
| Thor | |||
| Thor Computer Soft. | 1984 to 1986 (3 years) | ||
| Thorn EMI Video, Ltd. [UK] | 1980 to 1988 (9 years) | ||
| Thornbury Soft. | 2016 to 2017 (2 years) | ||
| Thorpe Co., S.M. | 1984 (1 year) | ||
| Thorsoft of Letchworth | 1992 to 1994 (3 years) | ||
| ThoughtWare | 1985 to 1986 (2 years) | ||
| Threaks | 2015 (1 year) | ||
| Three-Sixty Pacific, Inc. [Campbell, CA, USA] | 1988 to 1995 (8 years) | ||
| Threshold Soft., Inc. | 1983 (1 year) | ||
| Thumbs Up | |||
| Thunder Mountain [Northbrook, IL, USA] | 1983 to 1988 (6 years) | ||
| Thunderbolt | 1983 (1 year) | ||
| Thunderbolt Cracking Crew | 1986 to 1987 (2 years) | ||
| Thunderful | 2022 to 2024 (3 years) | ||
| Thunderhead | 1985 (1 year) | ||
| Thundervision | 1983 (1 year) | ||
| Tian Ma | |||
| TIB PLC | 1991 (1 year) | ||
| Tibbils Mfg. Co. [Rochester, NY, USA] | 1891 to 1893 (3 years) | ||
| TIC | 1981 (1 year) | ||
| Ticmanis, Linards | 1999 (1 year) | ||
| Ticom | |||
| Ticsoft | 1994 to 1995 (2 years) | ||
| TicToc Games | 2015 (1 year) | ||
| Tide | 1995 to 2003 (9 years) | ||
| Tiger Electronic Toys, Inc. [Orchard Mundelein, IL, USA] | 1978 to 2020 (43 years) | ||
| Tiger Media | 1990 (1 year) | ||
| Tiger Soft. | 1983 to 1988 (6 years) | ||
| Tiger Telematics | 2005 (1 year) | ||
| Tiger-Crew | 1983 to 2011 (29 years) | ||
| Tigervision [Tiger Electronic Toys, Inc.] [Orchard Mundelein, IL, USA] | 1982 to 1984 (3 years) | ||
| Tik-Tak | 1985 (1 year) | ||
| Tiki-Data | 1983 (1 year) | ||
| TikTokTech, Ltd. | |||
| Tillander, Mikael | 2021 (1 year) | ||
| Tillitson Specialty Co. [Aurora, IL, USA] | 1925 (1 year) | ||
| Tilting Point | 2015 to 2019 (5 years) | ||
| Tim Soft | 1992 to 1995 (4 years) | ||
| Timatic Systems, Ltd | 1986 (1 year) | ||
| Time [Germany] | 1993 (1 year) | ||
| Time Point | 1998 (1 year) | ||
| Time Warner Interactive | 1992 to 1998 (7 years) | ||
| Time Warp | 1988 to 1990 (3 years) | ||
| Timedata | 1983 to 1984 (2 years) | ||
| Timelords of London | |||
| Timescape Soft. | 1983 to 1984 (2 years) | ||
| Timeslip Soft. | 1984 (1 year) | ||
| Timestep | 1986 (1 year) | ||
| TimeTop | 2002 to 2007 (6 years) | ||
| Timeworks | 1982 to 1985 (4 years) | ||
| Timex Corp. | 1981 to 1983 (3 years) | ||
| Timex Portugal | 1982 to 1986 (5 years) | ||
| Timing Devices Inc. [Chicago, IL, USA] | 1929 (1 year) | ||
| Timlex International | 1993 (1 year) | ||
| Timmy | 2010 to 2021 (12 years) | ||
| Timokhovtsev, U.L. | 1989 (1 year) | ||
| Ting-A-Ling Mfg. Co. | |||
| Tinsley Medical Instruments | 1989 (1 year) | ||
| Tiny Arcade, The | 1982 to 1983 (2 years) | ||
| Tiny Venders [Toledo, OH, USA] | 1936 (1 year) | ||
| Tiny Yarou | 2018 (1 year) | ||
| Tiny-Tomo | 1987 to 1995 (9 years) | ||
| Tinyan [Japan] | |||
| TinyBuild Games | 2020 to 2024 (5 years) | ||
| TIP [Japan] | 1984 (1 year) | ||
| Tip Corp. of America [Marion, VA, USA] | |||
| Tip Top Slot Machine [Brooklyn, NY, USA] | 1925 (1 year) | ||
| Tippecanoe Mfg. Co. [Benton Harbor, MI, USA] | 1939 (1 year) | ||
| Tips [Japan] | 1995 to 1996 (2 years) | ||
| TipTop [China] | 1992 (1 year) | ||
| Tirfing & Dubbelman | 1982 (1 year) | ||
| Tise, Charles H. & King, Jefferson D. [Winston, NC, USA] | 1896 (1 year) | ||
| Titan | 2013 to 2017 (5 years) | ||
| Titan Computer | 1997 (1 year) | ||
| Titan Programs | 1982 to 1983 (2 years) | ||
| Titanium Seal | 1992 to 1994 (3 years) | ||
| Titron | 1991 (1 year) | ||
| Titus [Gagny, France] | 1986 to 2002 (17 years) | ||
| Tivoli Automatic Machine & Amusement Co. [Seattle, WA, USA] | 1906 (1 year) | ||
| TJF | 2005 (1 year) | ||
| TJM | 1967 to 1973 (7 years) | ||
| TJMPO | |||
| Tk Computerware | 1985 (1 year) | ||
| TKC | |||
| TKO Soft. [Japan] | |||
| TL Fike | |||
| TLB [The Little Bear] | 1989 (1 year) | ||
| TM & Zap [Japan] | 1991 to 1998 (8 years) | ||
| TMC | 1988 (1 year) | ||
| TMC Research Corp. | |||
| TMF [Japan] | 1997 (1 year) | ||
| TMK [Japan] | 1995 to 1997 (3 years) | ||
| TML Systems | 1987 to 1989 (3 years) | ||
| TMPI | 1984 to 1986 (3 years) | ||
| TMS | |||
| TMX Portugal, Ltda. | 1983 to 1986 (4 years) | ||
| TNB | 1996 to 1997 (2 years) | ||
| TNB Saisakusho | 1995 (1 year) | ||
| TNI [The New Image] | 2006 to 2011 (6 years) | ||
| TNN | 1994 to 1995 (2 years) | ||
| TNT Crew | 1987 to 1988 (2 years) | ||
| TNT Games [Barrington, IL, USA] | 1989 (1 year) | ||
| TNT Soft. | 1983 (1 year) | ||
| TNYsoft | 1990 (1 year) | ||
| To ONE Co., Ltd. [Japan] | 1998 (1 year) | ||
| TO TEK Editions [France] | 1981 to 1985 (5 years) | ||
| To$hi | |||
| To. [Japan] | |||
| Toaplan Co., Ltd. [Tokyo, Japan] | 1984 to 1994 (11 years) | ||
| Tobii Technology | 2011 (1 year) | ||
| TobiKomi | 2012 (1 year) | ||
| Toca Boca | 2013 to 2018 (6 years) | ||
| Tod-Matic, S.A. | |||
| Todd, James | 2009 (1 year) | ||
| Todo2 [Japan] | 1989 to 1994 (6 years) | ||
| Toei Animation Co., Ltd. [Japan] | 1983 to 1998 (16 years) | ||
| Toei Video | 1997 (1 year) | ||
| Toemiland | 1985 to 1989 (5 years) | ||
| TOF [Japan] | 1992 (1 year) | ||
| TOGA [The Other Group of Amigoids] | 1992 to 2018 (27 years) | ||
| Toge Productions | 2020 (1 year) | ||
| Toggle Switch & Frankengraphics | 2017 (1 year) | ||
| Togisa | 1976 to 1977 (2 years) | ||
| Togo | 1984 to 1992 (9 years) | ||
| Toho Cinephile-Soft | 1985 to 1991 (7 years) | ||
| Toho Co., Ltd. [Japan] | 1985 to 1998 (14 years) | ||
| Toho Co., Ltd. [Los Angeles, CA, USA] | 1989 to 1994 (6 years) | ||
| Toho Shoji [Japan] | 1975 (1 year) | ||
| Tohoku Shinsha | 1996 to 1998 (3 years) | ||
| Tokai Create | 1984 (1 year) | ||
| Tokheim Mfg. Co. [Cedar Rapids, IO, USA] | 1935 to 1957 (23 years) | ||
| Tokio Marine [Japan] | 1988 (1 year) | ||
| Tokuma Shoten Intermedia, Inc. [Japan] | 1982 to 1999 (18 years) | ||
| Tokyo Electron | 1998 (1 year) | ||
| Tokyo Papuko [Japan] | |||
| Tokyo Shoseki | 1986 to 1993 (8 years) | ||
| Tolbert, Nathan | 2017 (1 year) | ||
| Tolerie de Boulogne [Boulogne, France] | 1932 to 1935 (4 years) | ||
| Tom & Jerry | 1985 to 2011 (27 years) | ||
| Tom [Hungary] | 1989 (1 year) | ||
| Tom Create | 2001 (1 year) | ||
| Tom Horn Gaming, Ltd. | |||
| Tom Mix Soft. | 1982 to 1984 (3 years) | ||
| Tom's Peanut Machines | |||
| Tomahawk | 1988 to 1991 (4 years) | ||
| Tomasso & Son, A. [London, England] | |||
| Tomblin, Marion N. [Rockford, IL, USA] | 1894 (1 year) | ||
| Tome [Japan] | 1994 (1 year) | ||
| Tommy | 1981 (1 year) | ||
| Tommy's Toys | 1986 to 1996 (11 years) | ||
| Tomorrow's World [UK] | 1983 (1 year) | ||
| Tomorrows Soft | 1994 to 1996 (3 years) | ||
| Tomsoft | 2003 (1 year) | ||
| Tomy | 1977 to 2009 (33 years) | ||
| Tonarinokooringu | |||
| Tondjo | |||
| Tong Electronic, Inc. | 1982 (1 year) | ||
| Tonka Corp. [MN, USA] | 1987 to 1989 (3 years) | ||
| Tonkin House [Japan] | 1989 to 2002 (14 years) | ||
| Tonks, Lee | 1985 (1 year) | ||
| Tonomat-Automaten [Neu-Isenburg, Germany] | 1953 to 1960 (8 years) | ||
| Tons and Gigs, Inc. | 1993 to 1994 (2 years) | ||
| Toolbox [Argenteuil, France] | 1990 to 1991 (2 years) | ||
| Top 30 Soft. | |||
| Top A&S, Inc. [Korea] | 2002 to 2003 (2 years) | ||
| Top Business System | 1990 to 1993 (4 years) | ||
| Top Byte Soft. | 1995 to 1996 (2 years) | ||
| Top Cooking Games | |||
| Top Counter [Barcelona, Spain] | 2005 to 2011 (7 years) | ||
| Top Gen [Korea] | 2003 (1 year) | ||
| Top Hat Studios, Inc. | 2021 to 2024 (4 years) | ||
| Top Industry [Korea] | 1996 (1 year) | ||
| Top Notch Soft. | 1982 (1 year) | ||
| Top Shots | 1989 to 1991 (3 years) | ||
| Top Spec | 1986 (1 year) | ||
| Top Ten Soft. | 1986 to 1992 (7 years) | ||
| Top Tronic | 1990 to 1999 (10 years) | ||
| Top, Ltd. [Korea] | 1996 (1 year) | ||
| Top-O-Tronic [Germany] | 1980 (1 year) | ||
| Topaz [UK] | |||
| TopDown | 1988 (1 year) | ||
| Topfull Technology | 2010 (1 year) | ||
| Topia [Korea] | 1985 to 1989 (5 years) | ||
| Topis Corp. [Korea] | 1992 (1 year) | ||
| TopJam Games [Fremont, CA, USA] | 2005 (1 year) | ||
| Toplitz Productions | 2022 to 2023 (2 years) | ||
| Topmar | 1995 (1 year) | ||
| Topo Siglo XXI | 2008 to 2020 (13 years) | ||
| Topo Soft. [Spain] | 1987 to 1991 (5 years) | ||
| Topologika | 1987 to 1995 (9 years) | ||
| Topsoft [Spain] | |||
| Topsoft GmbH [Germany] | 1985 (1 year) | ||
| Toptek Micro Computer | |||
| TopWare Interactive AG | 1996 to 2015 (20 years) | ||
| Torch Computers | 1982 to 1987 (6 years) | ||
| Torch Time | 1979 (1 year) | ||
| Torchraven | 1985 to 1989 (5 years) | ||
| Torimu [Japan] | 1994 (1 year) | ||
| Toronto PET Users Group | 1979 to 1985 (7 years) | ||
| Torr, Roy [Philadelphia, PA, USA] | 1939 to 1942 (4 years) | ||
| Tortilla Yonkers | 2021 (1 year) | ||
| Torus Games | 2013 (1 year) | ||
| Toshiba Corp. | 1978 to 1991 (14 years) | ||
| Toshiba EMI [Japan] | 1983 to 1999 (17 years) | ||
| Toshio Satow [Japan] | |||
| Total Amusement [Korea] | 2003 to 2005 (3 years) | ||
| Total Mayhem Games | 2023 (1 year) | ||
| Totem Mfg. Co. [Calgary, Alberta, CANADA] | 1914 (1 year) | ||
| Toton III, Ed T. | |||
| Totschnig, Karl [Wien, Austria] | 1910 (1 year) | ||
| Touch Down! [017783] | 1990 (1 year) | ||
| Touch Magix | 2018 to 2023 (6 years) | ||
| Touchmaster | 1984 (1 year) | ||
| Touchstone [CA, USA] | 2008 (1 year) | ||
| Touchstone [UK] | |||
| TouchTunes | 2006 to 2008 (3 years) | ||
| Toucy Video | |||
| Toukyou Kogei Daigaku Programming Kenkyuukai | 1993 to 1994 (2 years) | ||
| TOURVision, S.A. [Spain] | 1991 to 1997 (7 years) | ||
| Tousjeux & Nouveautes, SA. [Geneva, Switzerland] | 1947 (1 year) | ||
| Towa Chiki [Japan] | 1986 to 1990 (5 years) | ||
| Towa Japan | 1992 to 1998 (7 years) | ||
| Towa Soft | 1993 (1 year) | ||
| Towa-mono Co., Ltd. [Japan] | 1975 to 1976 (2 years) | ||
| Tower | 1993 (1 year) | ||
| Townsend Mfg. Co. | 1939 (1 year) | ||
| Townsend, George B. [River Forest, IL, USA] | 1904 (1 year) | ||
| Townsend, Kurt | 1984 (1 year) | ||
| Townsend, Len | 1987 (1 year) | ||
| Toxic Dream, The | 1992 (1 year) | ||
| Toy Headquarters | 1993 (1 year) | ||
| Toy Lobster Co., The | 2005 (1 year) | ||
| Toy Options, Ltd. | 1994 (1 year) | ||
| Toy Pops | 1990 (1 year) | ||
| Toy-Box Soft. [Japan] | 1992 (1 year) | ||
| Toybox | 2006 (1 year) | ||
| Toyo Records | 1992 (1 year) | ||
| Toyo Suisan [Japan] | |||
| Toyomaru [Japan] | 1993 to 2016 (24 years) | ||
| Toyonaka Studios | 2002 (1 year) | ||
| Toyosaka Sangyo Co., Ltd. [Japan] | 1978 (1 year) | ||
| Toyoshima | 1998 (1 year) | ||
| Toyota Motor Corp. [Japan] | 1998 (1 year) | ||
| ToyQuest | 2005 (1 year) | ||
| Toysystem Hungary | 1999 (1 year) | ||
| Toytronic | 1979 to 1980 (2 years) | ||
| Toyuto | 2020 (1 year) | ||
| Tozai Games | 2020 to 2024 (5 years) | ||
| TP Group | 1987 (1 year) | ||
| TPB | 1993 (1 year) | ||
| TPG [Triple Profits Games] | |||
| TPN | |||
| TPT | 1993 (1 year) | ||
| TQWN Amusement | 1995 (1 year) | ||
| Trabulance | 1999 to 2005 (7 years) | ||
| Tracers Soft | 1987 (1 year) | ||
| Trad Television Corp. [Asbury Park, NJ, USA] | 1952 (1 year) | ||
| Tradewest, Inc. [Corsicana, TX, USA] | 1985 to 1995 (11 years) | ||
| Tradio, Inc. [Asbury Park, NJ, USA] | 1946 to 1949 (4 years) | ||
| Traenkner, Georg & Wietfeld, Carl | 1928 (1 year) | ||
| Trafalgar House | 1992 (1 year) | ||
| Training Devices, Inc. [Detroit, MI, USA] | 1947 to 1949 (3 years) | ||
| Trakton | |||
| Tran [France] | |||
| Trance Mix Industries | |||
| Trankner & Wietfeld [Germany] | 1935 (1 year) | ||
| Trans Meter Corp. [New York, NY, USA] | |||
| Trans-data | 1978 (1 year) | ||
| Trans-Vue Corp. [Chicago, IL, USA] | 1949 (1 year) | ||
| Trans-X | 1990 to 1993 (4 years) | ||
| Transam | 1978 to 1980 (3 years) | ||
| Transform, Ltd. | 1982 to 1994 (13 years) | ||
| Transoft [France] | 1985 to 1986 (2 years) | ||
| Transonic | |||
| Transpegasus | 1993 to 1995 (3 years) | ||
| Transworld Information [Japan] | 1975 (1 year) | ||
| Trantor, Jeff | 2012 (1 year) | ||
| Trap Zero | 1993 (1 year) | ||
| Trap15 | 2012 to 2015 (4 years) | ||
| Traposoft [Spain] | 1993 to 2001 (9 years) | ||
| Trash Productions | 1996 to 1997 (2 years) | ||
| Travail, Le [France] | |||
| Traveling Soft. | 1984 to 1988 (5 years) | ||
| Travellmate | 1991 (1 year) | ||
| Traves, Nigel | 1999 (1 year) | ||
| Treasure | 1998 to 2013 (16 years) | ||
| Trebuchet | 2023 (1 year) | ||
| Trecision | 2001 (1 year) | ||
| TRECO | 1990 to 1991 (2 years) | ||
| TRECO USA | 1990 to 1992 (3 years) | ||
| TreeFall Studios | 2017 to 2024 (8 years) | ||
| Treff Spiel & Warenautomaten [Berlin, Germany] | 1953 to 1957 (5 years) | ||
| Trefonas, Peter | |||
| Tremplin Micro | 1987 (1 year) | ||
| Trendmasters | 1996 (1 year) | ||
| Trendtech Corp., Inc. | 1987 to 1992 (6 years) | ||
| Trendverlag | 2005 (1 year) | ||
| Trent, William | 1988 (1 year) | ||
| Tres G., S.A. | |||
| Tretyak, Vyacheslav | 2019 (1 year) | ||
| Treva Ent. GmbH | |||
| Trevi s.r.l. | 1978 (1 year) | ||
| Tri Tuza [Russia] | 2000 (1 year) | ||
| Tri-Putt Co. | |||
| Triad | 1983 to 2016 (34 years) | ||
| Triad Pictures Corp. | 1995 (1 year) | ||
| Triade | 1990 (1 year) | ||
| Triangle 3532 [Denmark] | 1983 to 1999 (17 years) | ||
| Triangle Factory | 2023 (1 year) | ||
| Triangle Sales, Inc. [Chicago, IL, USA] | 1947 (1 year) | ||
| Triangle Service | 2002 to 2020 (19 years) | ||
| Trianon | 1985 to 1987 (3 years) | ||
| Triant Games | 1985 (1 year) | ||
| Triark Products | 1991 (1 year) | ||
| Trias | 1992 to 1993 (2 years) | ||
| TribalWire, Inc. | 2021 (1 year) | ||
| Triband | 2023 to 2024 (2 years) | ||
| TribeVR | 2023 (1 year) | ||
| Trickster Arts | 2016 to 2019 (4 years) | ||
| TriCom | 1991 to 1992 (2 years) | ||
| Trident Soft. | 1986 to 1991 (6 years) | ||
| Trident Technological System | 1984 (1 year) | ||
| Triel | 1986 (1 year) | ||
| Triffid Soft. | |||
| Triffix Ent., Inc. | 1991 to 1994 (4 years) | ||
| Trillium | 1984 (1 year) | ||
| Trilobyte | 2009 to 2016 (8 years) | ||
| Trilog | 1989 (1 year) | ||
| Trilogic | 1987 to 1988 (2 years) | ||
| Trimark Interactive | 1994 to 1997 (4 years) | ||
| Trimount Coin Machine Co. [Boston, MA, USA] | 1936 to 1940 (5 years) | ||
| Trinity Soft. | 1985 (1 year) | ||
| Trinomic | 1991 to 1993 (3 years) | ||
| Trionfo, Adam | 2010 (1 year) | ||
| Triosoft [Finland] | 1987 (1 year) | ||
| Triotech Amusement | 2003 to 2023 (21 years) | ||
| Triotoys | |||
| Triple R Education | 1992 (1 year) | ||
| Triple Six | 1985 (1 year) | ||
| Triple-I Games | 2021 (1 year) | ||
| Tripos, Inc. | 2006 (1 year) | ||
| Trips | 1997 (1 year) | ||
| Triptych Publishing | 1984 (1 year) | ||
| Tripwire Interactive | 2020 to 2023 (4 years) | ||
| Tristar | 1984 to 2015 (32 years) | ||
| Trisyd Video Games | 1988 to 1990 (3 years) | ||
| Triton | 1986 to 1987 (2 years) | ||
| Triumph | 1988 to 1991 (4 years) | ||
| Triumph Game Labs | 2000 to 2001 (2 years) | ||
| Triumph Soft., Inc. | 1986 (1 year) | ||
| Triumph-Adler | 1982 to 1992 (11 years) | ||
| Triumwyrat | 1984 to 2002 (19 years) | ||
| Triunvi | 1992 (1 year) | ||
| Trivy Corp. [Tokyo, Japan] | 2006 to 2011 (6 years) | ||
| Troglobytes Games | 2022 (1 year) | ||
| Troika Multimedia | 1991 (1 year) | ||
| Trojan [Japan] | 2007 (1 year) | ||
| Trojan Products [UK] | 1983 to 1991 (9 years) | ||
| Troll Associates | 1984 to 1994 (11 years) | ||
| Trompetter, J. [Germany] | |||
| Tron | |||
| Tron-Treck Int'l [CA, USA] | 1983 (1 year) | ||
| Tronic of Effect | 1994 to 1995 (2 years) | ||
| Tronic-Verlag GmbH | 1984 to 1991 (8 years) | ||
| Tronica | 1982 to 1987 (6 years) | ||
| Tronix | 1983 to 1992 (10 years) | ||
| Tronk | |||
| Tropical Trading Co., Inc. [Chicago, IL, USA] | 1947 (1 year) | ||
| Tropyx | 2009 to 2012 (4 years) | ||
| Troxler Novelty Introduction Co. [Newark, NJ, USA] | 1892 to 1893 (2 years) | ||
| Troy M Enterprises, Inc. [Blacklick, OH, USA] | |||
| TRQ [Talleres Radioeléctricos Quero] [Spain] | 1982 (1 year) | ||
| Tru Shot Corp. | |||
| Truant Pixel | 2023 (1 year) | ||
| Trubshaw & Bartle | 1978 (1 year) | ||
| Trucom | 2004 (1 year) | ||
| True Balance | 1997 (1 year) | ||
| True Basic | 1987 (1 year) | ||
| True Blue Gum Co. [Lansing, MI, USA] | 1905 (1 year) | ||
| Truemax | 2001 (1 year) | ||
| Trump Grand | 2001 (1 year) | ||
| Trush [Japan] | 1994 to 1995 (2 years) | ||
| Trust | 1989 to 1991 (3 years) | ||
| Try Me Mfg. Co. | 1939 (1 year) | ||
| Try-Base [Japan] | 1985 (1 year) | ||
| Tryom, Inc. [OH, USA] | 1978 to 1981 (4 years) | ||
| Trümpelmann, Heinz | 1994 to 1995 (2 years) | ||
| Tsang Hai | 1990 (1 year) | ||
| TSB | 1986 (1 year) | ||
| TSCC | 1996 (1 year) | ||
| TSF's Workshop | 1995 to 1998 (4 years) | ||
| TSH [Tokyo System House] [Japan] | 1991 (1 year) | ||
| TSoft [TX, USA] | 1991 to 1992 (2 years) | ||
| TSP | |||
| TSR Hobbies | 1982 (1 year) | ||
| TSS | 1989 to 1991 (3 years) | ||
| Tsukamoto Yoshihiko Jimusho | 1995 (1 year) | ||
| Tsukka Soft. [Japan] | 1990 to 1993 (4 years) | ||
| Tsukuda Original [Japan] | 1980 to 1999 (20 years) | ||
| Tsukuda Synergy [Japan] | 1999 (1 year) | ||
| Tsukumo Denki [Japan] | 1979 to 1986 (8 years) | ||
| Tsumura [Japan] | 1974 to 1975 (2 years) | ||
| Tsunami Media, Inc. | 1991 to 1994 (4 years) | ||
| Tsunami Visual Technologies | 2000 to 2005 (6 years) | ||
| Tsururinkun | |||
| TTC | 1991 (1 year) | ||
| TTR Development | 1992 (1 year) | ||
| TTS | 1985 (1 year) | ||
| Tubbs, William G. [South Range, WI, USA] | 1894 (1 year) | ||
| Tubelink | 1987 to 1988 (2 years) | ||
| Tuccori Mfg. Co. | |||
| Tucker, Frank W. [Milford, CT, USA] | 1902 to 1903 (2 years) | ||
| Tuckersoft | 2018 (1 year) | ||
| Tudor Games [Brooklyn, NY, USA] | 1979 to 1980 (2 years) | ||
| Tuerk & Co., Albert [Chicago, IL, USA] | |||
| Tukumo | 1980 (1 year) | ||
| Tulou | 2001 (1 year) | ||
| Tumult | 1996 to 1997 (2 years) | ||
| Tune 1000 | |||
| Tung Sheng Electronics | 1992 (1 year) | ||
| Tuni Electro Service, Inc. [Tempe, AZ, USA] | 1982 (1 year) | ||
| Tuning [Germany] | 1991 to 1998 (8 years) | ||
| Tunix [New Zealand] | 1982 (1 year) | ||
| Tur, José Luis | 2005 (1 year) | ||
| Tura Automatenfabrik | 1933 to 1938 (6 years) | ||
| Tura Werke | 1934 (1 year) | ||
| Turbine Ent. Soft. | 1999 to 2008 (10 years) | ||
| Turbo Soft. | 1983 to 1984 (2 years) | ||
| Turbo Technologies, Inc. | 1989 to 1993 (5 years) | ||
| Turbor | 2020 (1 year) | ||
| Turbosoft [Spain] | |||
| Turcan Research | 1992 (1 year) | ||
| Turing Machine Co. | 1993 (1 year) | ||
| Turnbull, Pete | |||
| Turner, G. | 1986 (1 year) | ||
| Turning Point Soft. | 1983 (1 year) | ||
| Turnkey Soft. | 1981 (1 year) | ||
| Turtle | 1978 to 1979 (2 years) | ||
| Turtle Byte | 1989 (1 year) | ||
| Turtle Cream | 2016 (1 year) | ||
| Turtle Soft. | 1983 to 1985 (3 years) | ||
| Tutankamen | 1989 (1 year) | ||
| Tutor-Ware | |||
| Tutorial Soft. | 1983 (1 year) | ||
| Tutstronix | 2007 to 2018 (12 years) | ||
| TV Asahi | 1995 to 2001 (7 years) | ||
| TV Game Gruenberg | 1985 (1 year) | ||
| TV Games | 1986 to 1991 (6 years) | ||
| TV-Tokyo | 1997 (1 year) | ||
| TV-Tuning 2000 | 1983 (1 year) | ||
| TVCM | 1991 to 1992 (2 years) | ||
| TVE | 2002 (1 year) | ||
| TVG | 1991 (1 year) | ||
| Twentieth Century Novelty Co. [Springfield, OH, USA] | 1903 (1 year) | ||
| Twico Corp. [Chicago, IL, USA] | 1957 (1 year) | ||
| Twilight | 1996 to 2004 (9 years) | ||
| Twilight [UK] | 1993 (1 year) | ||
| Twilight Express | 1999 to 2002 (4 years) | ||
| TWIM [Korea] | 1994 (1 year) | ||
| Twin City Novelty Co. [Minneapolis, MN, USA] | 1927 to 1928 (2 years) | ||
| Twin Eagles Group | 1998 (1 year) | ||
| Twin Soft. [Japan] | 1988 (1 year) | ||
| Twin Spark Soft | 1993 to 1998 (6 years) | ||
| Twinhead | |||
| Twinkle Soft. [Japan] | 1992 to 1994 (3 years) | ||
| Two Hands Games | 2019 (1 year) | ||
| Two Mag | 1986 to 1992 (7 years) | ||
| Two Star Games | 2023 (1 year) | ||
| Two-Bits Score | 1981 to 1999 (19 years) | ||
| TwoFive | 2006 (1 year) | ||
| Twom Soft. | 1984 (1 year) | ||
| TXC Corp. [Taiwan] | |||
| Tyfoon Soft. [Netherlands] | 1991 (1 year) | ||
| Tyler Automatic Machines Co. [USA] | 1931 (1 year) | ||
| Tymac | 1983 to 1984 (2 years) | ||
| Tynesoft Computer Soft. | 1984 to 1990 (7 years) | ||
| TYO | 1998 to 1999 (2 years) | ||
| Type-Moon | 2000 to 2010 (11 years) | ||
| Typhoon Studios | 2020 (1 year) | ||
| Typo-O-Matic Service Co. [New York, NY, USA] | |||
| Tyrant | 1982 (1 year) | ||
| Tyrel Corp. | |||
| Tyresoft Games | 1988 (1 year) | ||
| Tyronesoft | 1988 (1 year) | ||
| TYTTK | 1990 (1 year) | ||
| Tzvetkov, Ventzislav | 2004 (1 year) | ||
| Tóth, István | |||
| Tóth, László | 1990 (1 year) |