Issued Patents 1982
Showing 1–1 of 1 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 1–1 of 1 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 |