Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4550324 | Ink transfer thermal printer | Naomichi Suzuki | 1985-10-29 |
| 4407590 | Battery unit for an electric timepiece | Hideshi Ohno, Kazunari Kume, Takatoshi Osaka, Katsuo Nishimura, Sadao Ode | 1983-10-04 |
| RE30852 | Electronic timepiece | — | 1982-01-19 |
| 4297838 | Electronic timepiece | Minoru Watanabe, Kazunari Kume, Hideshi Ohno | 1981-11-03 |
| 4283782 | Alarm timepiece | Minoru Natori | 1981-08-11 |
| 4274153 | Movement construction for electronic timepiece | Kazunari Kume, Minoru Watanabe, Hideshi Ohno | 1981-06-16 |
| 4272836 | Alarm timepiece | Minoru Natori, Sizuo Yamaguchi | 1981-06-09 |
| 4271493 | Electronic timepiece | Toshikazu Hatuse | 1981-06-02 |
| RE30588 | Electric timepiece for displaying the operating condition thereof | Kazunari Kume, Hideshi Oono, Minoru Watanabe, Hideo Sato, Shigeru Morokawa | 1981-04-21 |
| 4232510 | Timepiece | Akira Tsuzuki, Shigeru Morokawa, Minoru Watanabe, Kazunari Kume, Hideshi Oono | 1980-11-11 |
| 4228644 | Display device for calendar timepieces | Minoru Watanabe | 1980-10-21 |
| 4212158 | Electronic timepiece | — | 1980-07-15 |
| 4209970 | Electronic timepiece | Kazunari Kume, Minoru Watanabe, Hideshi Oono | 1980-07-01 |
| 4198808 | Calendar timepiece | — | 1980-04-22 |
| 4199699 | Motor and drive for a timepiece | Kazunari Kume, Minoru Watanabe, Hideshi Ohno, Takayasu Machida, Seiichi Nakamura +1 more | 1980-04-22 |
| 4182111 | Electronic timepiece | — | 1980-01-08 |