Timeline: ( Show Images ) 1970 Datapoint 2200 1971 Kenbak-1 1972   1973 Micral Scelbi-8H 1974 Mark-8 1975 MITS Altair 8800 SwTPC 6800 Sphere Compucolor IMSAI 8080 IBM 5100 1976 MOS KIM-1 Sol-20 Hewlett-Packard 9825A PolyMorphic Cromemco Z-1 Apple I Rockwell AIM 65 1977 Netronics ELF II COSMAC VIP Apple II Wameco QM-1A Vector Graphic Vector-1 Commodore PET Radio Shack TRS-80 NorthStar Horizon Heathkit H8 Heathkit H11 1978 IBM 5110 Exidy Sorcerer Dynasty smart-ALEC Ohio Scientific Superboard II Synertek SYM-1 1979 Interact Model One TRS-80 model II Bell & Howell SwTPC S/09 Heathkit H89 Atari 400 Atari 800 TI-99/4 1980 HP-85 Sinclair ZX80 Micro Ace IBM 5120 TRS-80 Color Computer TRS-80 model III TRS-80 Pocket Computer Apple III 1981 TFC 3450 By Fujitsu Commodore VIC-20 Sinclair ZX81 Osborne I TI-99/4A IBM System/23 IBM PC LNW-80 Epson HX-20 Rockwell AIM 65/40 Dynabyte 5100 1982 Timex Sinclair 1000 Kaypro II Otrona Attache GRiD Compass 1101 Victor 9000 NEC APC Sinclair ZX-Spectrum Lobo MAX-80 Panasonic/ Quasar HHC Franklin Ace 100 Franklin Ace 1000 HP-75C Commodore 64 Commodore B128 1983 Dynalogic Hyperion Compaq Portable TI CC-40 Jupiter Ace Apple Lisa TRS-80 model 100 Kyotronic 85 Olivetti M-10 NEC PC-8201a Tomy Tutor Gavilan SC Spectravideo Mattel Aquarius Coleco Adam Timex Sinclair 1500 TRS-80 MC-10 Apple III Plus Visual Commuter TI Portable Professional 1984 Commodore SX-64 Apple Macintosh Sinclair QL IBM Portable TRS-80 model 200 Epson PX-8 IBM PCjr Apple IIc Sord IS-11 HP 110 Sharp PC-5000 1985 Heath/Zenith Z-171 Atari 520ST Franklin Ace 2000 Franklin Ace 500 Kaypro 2000 Amiga 1000 1986 Compaq Portable II IBM Convertible Apple IIGS 1987 Zenith eazy PC Amiga 2000 Toshiba T1000 Canon Cat Linus Write-Top Commodore 128D (USA) Compaq Portable III 1988 Apple IIc Plus 1989 Atari Portfolio Macintosh Portable Atari Stacy Atari ST Book Zenith MiniSport 1990 Poqet PC 1991 Powerbook 100 GREEN=Acquired RED=Wanted Click on the Blue systems for more information