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| 1972 |
Developed Japan's first 4-bit microcontroller, the "µPD700" |
| 1972 |
Released a single-chip LSI for calculators |
| 1973 |
Developed 1-Kb N-channel DRAM, the "µPD404" |
| 1973 |
Released a single-chip N-channel 4-bit microcontroller, the "µCOM-4" |
| 1974 |
Released an 8-bit microcontroller,the "µCOM-8," and a 16-bit microcontroller,the "µCOM-16" |
| 1974 |
Developed 4-Kb DRAM, the "µPD411" |
| 1974 |
Started world's first mass production of a GaAs FET for low-noise amplifier |
| 1974 |
Developed an IC for VCR, the "µPC580C" |
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| 1970 |
Separation of famous pop band "The Beatles" |
| 1970 |
Floppy disk was invented |
| 1971 |
VCR (Video Cassette Recorder) was introduced |
| 1973 |
Ethernet computer networking invented by Robert Metcalfe and Xerox |
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