Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6153911 | Metal oxide semiconductor device and method manufacturing the same | — | 2000-11-28 |
| 5760441 | Metal oxide semiconductor device | — | 1998-06-02 |
| 5717643 | Semiconductor memory device with testing function | Toshio Wada | 1998-02-10 |
| 5641697 | Method of making a MOS device with an input protection circuit LP | — | 1997-06-24 |
| 5596474 | Power protection circuitry for a semiconductor integrated circuit | Toshio Wada | 1997-01-21 |
| 5045686 | Semiconductor optical-reading device | — | 1991-09-03 |
| 4906856 | Semiconductive photodetection device having coplanar circuit components | Yukito Kawahara, Hiroshi Mukainakano | 1990-03-06 |
| 4400797 | Read only memory using static induction transistor | — | 1983-08-23 |
| 4284999 | Semiconductor device | — | 1981-08-18 |
| 4278899 | Electronic circuit for a timepiece | — | 1981-07-14 |
| 4215322 | High frequency oscillating circuit using AT cut quartz crystal vibrator | — | 1980-07-29 |