Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4651411 | Method of manufacturing a MOS device wherein an insulating film is deposited in a field region | Masami Konaka, Naoyuki Shigyo | 1987-03-24 |
| 4636824 | Voltage-controlled type semiconductor switching device | Toshiaki Ikoma, Hajime Maeda, Hisayoshi Yanai, Naoyuki Shigyo | 1987-01-13 |