Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4386287 | Synchronous motor for timepiece | Setsuyuki Karasawa, Yoshinori Goto, Akira Nikaido | 1983-05-31 |
| 4212154 | Time striking device for electronic timepiece | Katsuhiko Takebe, Masao Fukuda, Minoru Shiratori | 1980-07-15 |