Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691233 | Process of forming channel stopper exactly nested in area assigned to thick field oxide layer | — | 1997-11-25 |
| 5676004 | Method of detecting bender operating time | Nobuo Sakurai, Ichiro Kojima | 1997-10-14 |
| 5615568 | Apparatus and method of detecting bender operating time | Nobuo Sakurai, Ichiro Kojima | 1997-04-01 |