Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703837 | Watch with light transmitting type display plate | Toshio Umemoto, Kenji Shimoda, Yasuo Kitajima, Isamu Kobayashi, Yurie Udou | 1997-12-30 |
| 5680646 | Input/output control system | — | 1997-10-21 |