Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375029 | Overcurrent protection circuit of power device and semiconductor integrated circuit device | Masanori Fukunaga | 1994-12-20 |
| 5009720 | Solar cell | Takao Oda, Hideo Matsumoto | 1991-04-23 |
| 5009721 | Solar cell | Hideo Matsumoto | 1991-04-23 |
| 4997491 | Solar cell and a production method therefor | Takao Oda, Hideo Matsumoto | 1991-03-05 |
| 4940496 | Solar battery device | Hideo Matsumoto, Katsumi Sato | 1990-07-10 |
| 4935067 | Solar cell and fabrication method thereof | Katsumi Sato, Hideo Matsumoto | 1990-06-19 |
| 4846896 | Solar cell with integral reverse voltage protection diode | — | 1989-07-11 |
| 4304043 | Process for preparing semiconductor device _by forming reinforcing regions to facilitate separation of pellets | Hiroshi Gamo, Takeshi Yamamoto, Takahiko Ichimura | 1981-12-08 |
| 4217689 | Process for preparing semiconductor devices | Toshiyuki Fujii, Kiyohiko Mihara, Yoshio Ishibashi | 1980-08-19 |