Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490230 | Electronic watch with meter function and display means | Masao Sakuyama, Kenji Shimoda, Shinichi Yamada, Kenji Miyasaka, Noritoshi Suzuki | 2002-12-03 |
| 5592442 | Watch having a sensor | Junichi Nishikawa, Tomomi Murakami | 1997-01-07 |
| 5367505 | Watch with dumb alarm | Hidetaka Tsuchiya, Masami Fukuda, Masao Mafune | 1994-11-22 |
| 5251190 | Electronic timepiece having functional hands | Kenji Miyasaka, Noritoshi Suzuki, Shinichi Yamada, Kenji Shimoda | 1993-10-05 |