Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650622 | Infrared image pickup device | Norio Ookawa, Susumu Takahashi, Osamu Kaneta | 1997-07-22 |
| 5640013 | Infrared sensor having a heat sensitive semiconductor portion that detects and absorbs infrared rays | Tomohiro Ishikawa, Osamu Kaneda | 1997-06-17 |