Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38197 | Multifunction electronic analog timepiece | Kenji Sakamoto, Akihiko Maruyama, Hiroshi Yabe, Takashi Kawaguchi, Masato Yoshino | 2003-07-22 |
| 5289452 | Multifunction electronic analog timepiece | Kenji Sakamoto, Akihiko Maruyama, Hiroshi Yabe, Takashi Kawaguchi, Masato Yoshino | 1994-02-22 |
| 5255247 | Electronic timepiece including integrated circuitry | — | 1993-10-19 |
| 5253229 | Electronic timepiece including integrated circuitry | — | 1993-10-12 |
| 5195063 | Electronic timepiece including integrated circuitry | — | 1993-03-16 |
| 5113381 | Multifunction electronic analog timepiece | Kenji Sakamoto, Akihiko Maruyama, Hiroshi Yabe, Takashi Kawaguchi, Masato Yoshino | 1992-05-12 |
| 4876677 | Sensor mount for an electronic timepiece | — | 1989-10-24 |
| 4761771 | Electronic timekeeping apparatus with temperature compensation and method for compensating same | Hitomi Aizawa, Kuniharu Natori, Kazumi Kamoi, Hiroshi Yabe | 1988-08-02 |
| 4615625 | Analog electronic timepiece | — | 1986-10-07 |
| 4537514 | Multi-function analog display stopwatch | — | 1985-08-27 |
| 4526475 | Analog display electronic timepiece with multi-speed hand movement | — | 1985-07-02 |