Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7400556 | Electronic timepiece with solar cell | Tomomi Murakami, Hitoshi Fujita | 2008-07-15 |
| 6593901 | Electronic device | Isao Kitazawa, Tomio Okigami, Hiroshi Fujioka, Masahiro Sase | 2003-07-15 |
| 5743269 | Cardiotachometer | Tomio Okigami, Hiroyuki Kihara, Tomomi Murakami | 1998-04-28 |
| 5339293 | Watch with hands for multiple time displays | Yasuo Kamiyama, Takeo Mutou | 1994-08-16 |
| 5237544 | Analog world watch | Masahiro Sase, Kiyotaka Igarashi, Noritoshi Suzuki | 1993-08-17 |
| 5195062 | Display device | Sase Masahiro, Igarashi Kiyotaka, Noritoshi Suzuki | 1993-03-16 |