Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5420079 | Process for producing semiconductor device comprising two step annealing treatment | Shigeo Onishi, Kenichi Tanaka | 1995-05-30 |
| 5411904 | Process for fabricating nonvolatile random access memory having a tunnel oxide film | Yoshimitsu Yamauchi, Kenichi Tanaka, Keizo Sakiyama | 1995-05-02 |
| 5348900 | Process for manufacturing a semiconductor device including heat treatment in ammonia or oxygen | Shigeo Onishi | 1994-09-20 |
| 5322810 | Method for manufacturing a semiconductor device | Hiroshi Ishihara, Shigeo Onishi | 1994-06-21 |
| 5298446 | Process for producing semiconductor device | Shigeo Onishi, Kenichi Tanaka | 1994-03-29 |
| 5217912 | Method for manufacturing a semiconductor device | Hiroshi Ishihara, Shigeo Onishi | 1993-06-08 |
| 5183770 | Semiconductor device | Shigeo Onishi | 1993-02-02 |