Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351894 | Method of manufacturing a semiconductor device using silicon carbide mask | Toshio Yonezawa, Takashi Ajima, Shunichi Hiraki, Yoshitami Oka | 1982-09-28 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351894 | Method of manufacturing a semiconductor device using silicon carbide mask | Toshio Yonezawa, Takashi Ajima, Shunichi Hiraki, Yoshitami Oka | 1982-09-28 |