Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9823624 | Method for producing timepiece spring, device for producing timepiece spring, timepiece spring, and timepiece | Kazuhiro Tsuchiya, Masao Takeuchi, Masatoshi Moteki | 2017-11-21 |
| 7922385 | Piezoelectric drive device and electronic device | — | 2011-04-12 |
| 7859949 | Timepiece | Joji Kitahara | 2010-12-28 |
| 7798734 | Printing device | Nobuo Karaki | 2010-09-21 |
| 7377705 | Printing device driven by a mechanical energy storage device | Nobuo Karaki | 2008-05-27 |
| 7221525 | Drive apparatus, lens unit, and camera | Katsuyuki Honda, Hiroyuki Mukaiyama, Akihiro Shimizu, Akira Komatsu | 2007-05-22 |
| 6763915 | Mainspring mechanism and device having the same | Eiji Morikuni, Taro Matsunaga | 2004-07-20 |
| 4939707 | Electronic wristwatch with generator | — | 1990-07-03 |
| 4319351 | Switch structure for a timepiece | Hiroaki Fujimori | 1982-03-09 |