Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541678 | Multifocal contact lens and method and molding die for manufacturing contact lens | Yoshinori Awanohara, Toshihide Shinohara, Osamu Wada | 1996-07-30 |
| 4274151 | Electronic watch having an alarm function and a global time display function | — | 1981-06-16 |
| 4182110 | Electronic wristwatch including auxiliary power supply | Wataru Onishi | 1980-01-08 |