Minicomputers

Brief HistoryExhibits

year/month Timeline
1965/08
【World】DEC announced the world's first minicomputer, PDP-8
1969/02 Hitachi developed its first minicomputer, HITAC 10 in Japan
1969/03 Fujitsu announced a minicomputer, FACOM R
1969/07 NEC announced a minicomputer, NEAC M4
1969/07 Oki Electric announced OKITAC-4300, mincomputer called the 10 thousand doller computer
1969/09 Matsushita Communication announced minicomputers, MACC-7 and MACC-7/S
1969 
【World】Data General announced NOVA, the first 16-bit mini-computer
1970/04 Oki Electric announced OKITAC-4500, minicomputer for scientific system, measurement system and process control system
1970/09 Toshiba announced its company-first mini computer, TOSBAC-40A (16bit)
1970 
【World】DEC announced the PDP-11, a 16-bit minicomputer characterized by general-purpose registers and instruction set orthogonality
1970 
【World】DEC announced the minicomputer, PDP-11(16bit)
1971/11 Mitsubishi Electric announced the best performance minicomputer, MELCOM 70 in Japan
1972/08 Fujitsu announced a multi purpose, mini computer, FACOM U-200
1972/10 Hitachi developed the minicomputer, HITAC 10 II (16bit) which was successor model of HITAC 10
1972 
【World】B.W.Kernighan & D.M.Ritchie developed C Programming Language
1975/06 Panafacom(now, PFU) announced a 16-bit mini computer using LSI processor first in Japan, PANAFACOM U-100
1975/07 Oki Electric announced OKITAC system 50 series, mincomputer adapted for real-time and multi-task processing
1975/12 Hitachi developed HITAC 20 which was the high-end model of HITAC 10 II
1976/04 Mitsubishi Electric announced minicomputer, MELCOM70/20, 25and 35 which adopted the bipolar-LSI(16bit) first in Japan
1977/10
【World】DEC announced the VAX-11/780, the successor to the PDP-11, and began supplying the VAX/VMS (Virtual Memory System) as the minicomputer’s operating system
1977/10
【World】DEC announced the super-minicomputer, VAX-11/780
1978/01 Toshiba announced TOSBAC-7/70, the Japan's first 32-bit archtectured super minicomputer
1978/02
【World】B.W. Kernighan and D.M. Ritchie published “The C Programming Language,” the original text of the C language
1978/02 NEC announced NEAC MS computer, a minicomputer for full-scale distributed prcessing.
1978/07 Fujitsu & Panafacom(now, PFU) announced a 16-bit minicomputer, PANAFACOM U-1000 series (consisting of three model)
1978/09 Mitsubishi Electric announced MELCOM 70 sereies ranging from board-style minicomputer to Japanese highest performance machine
1980/02
【World】Motorola began shipping the MC 68000 microprocessor with 32-bit internal processing and a 16-bit external bus
1981/03 Hitachi developed HITAC E-600 series, a successor model to HITAC 10 II series
1981/05 Toshiba put a scientific super minicomputer(32bit), TOSBAC data system 600 on the market
1981/09 Hitach developed a 32-bit super minicomputer, HITAC E-800 series a successor model to HITAC 20
1982/01 NEC announced MS190, a 32-bit minicomputer with the highest speed in the world.
1982/05 Oki Electric announced OKITAC system 50V series, mincomputer adapted to distributed processing and Japanese language processing
1982/10 Toshiba put TOSBAC UX-300, the Japanized UNIX-based scientific desktop computer on the market
1983/02 Fujitsu & Panafacom(now, PFU) announced their first 32-bit super minicomputer, S-3000 series (consisting of two model)
1984/05 Mitsubishi Electric announced a super minicomputer(32-bit), MELCOM 70 MX/3000
1984 
【World】Motorola began shipping the MC 68020 32-bit microprocessor
1985/09 Mitsubishi Electric a small sized and high performance, super minicomputer(32-bit), MELCOM 70 MX/2000 series
1986/06 NEC announced MS4100 series, a super-minicomputer which registered the highest price/performance ratio in Japan
1987/04 Fujitsu & Panafacom(now, PFU) announced a 32-bit super minicomputer, A(pronouncing as Ace) series (consisting of 7 model) using UNIX OS
1987 
【World】Motorola began shipping the MC 68030 32-bit microprocessor with an internal MMU
1988/04 Mitsubishi Electric announced high-end super minicomputer(32-bit), MELCOM 70 MX/5000 series
1988/07 Oki Electric announced OKITAC8300, the 32-bit super mincomputer
1989/01 Mitsubishi Electric announced minicomputer, MELCOM 70 MX/5000-SP series which had automatic vectorized FORTRAN and vectorial processor fisrt in Japan
1990 
【World】Motorola began shipping the MC 68040 32-bit microprocessor with an internal FPU and MMU