Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691747 | Electronic pointing device | — | 1997-11-25 |
| 5659521 | Electronic watch with multiple function display | — | 1997-08-19 |
| 5638341 | Watch character panel and watch | — | 1997-06-10 |
| 5623933 | Pulse wave analysis device | Hiromitsu Ishii, Kazuo Kodama | 1997-04-29 |