Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5885375 | High strength titanium alloy, product made of the titanium alloy and method for producing the product | Atsushi Takemura, Hachiro Kushida, Norio Hashimoto, Hideo Taguchi | 1999-03-23 |
| 4785982 | Watch case and band attachment structure | Michihiro Iwamura, Eiichi Kitabayashi, Masataka Matsumoto, Toshio Murata, Junichi Nishikawa | 1988-11-22 |
| 4455199 | Method of manufacturing a timepiece component | — | 1984-06-19 |
| 4404067 | Method of manufacturing a timepiece component | — | 1983-09-13 |
| 4371429 | Timepiece hand manufacturing method | Hidefumi Kasai | 1983-02-01 |
| 4327428 | Decorative plate for a timepiece | Hiroshi Koide | 1982-04-27 |
| 4243303 | Display device for electronic timepieces | Nobuo Ito | 1981-01-06 |
| 4221112 | Electronic watch with illumination device | Hiroshi Koide, Nobuo Ito, Hidefumi Kasai, Tsutomu Noguchi | 1980-09-09 |