Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8295128 | Radio-controlled timepiece | Moto Yamashita | 2012-10-23 |
| 7961557 | Analog electronic watch | Teruhiko Fujii, Isao Kitazawa, Masaaki Namekawa, Takayuki Uchida, Takuji Ike | 2011-06-14 |
| 7746731 | Electronic device with solar cell | Eiki Murakami, Takeo Mutoh, Kenji Shimoda | 2010-06-29 |
| 6846998 | Switch connecting structure for timepiece | Shinichi Yamada, Kenji Shimoda | 2005-01-25 |
| 6244742 | Self-winding electric power generation watch with additional function | Shinichi Yamada, Kenji Miyasaka, Kazuhide Kinoshita | 2001-06-12 |
| 5898646 | Watch with extended dial | Masahiro Kasaya, Yasuo Kitajima | 1999-04-27 |
| 5592443 | Structure of a watch and assembling method thereof | Masahiro Kasaya, Yasuo Kitajima | 1997-01-07 |