Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4445784 | Electronic timepiece | Masaharu Shida, Makoto Ueda, Akira Torisawa, Masaaki Mandai | 1984-05-01 |
| 4326278 | Electronic timepiece | Masaharu Shida, Makoto Ueda, Akira Torisawa, Masaaki Mandai | 1982-04-20 |