Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9076371 | Display device and electronic apparatus using display device | Kazuo Kato, Akira Takakura, Keisuke Tsubata, Hisao Nakamura, Tomohiro Ihashi +4 more | 2015-07-07 |
| 8810186 | Motor drive device, timepiece device, and electronic device | Kenji Ogasawara, Saburo Manaka, Keishi Honmura, Kazumi Sakumoto, Hiroshi Shimizu +1 more | 2014-08-19 |
| 8569991 | Stepping motor control circuit and analogue electronic watch | Saburo Manaka, Akira Takakura, Kenji Ogasawara, Kazumi Sakumoto, Keishi Honmura +2 more | 2013-10-29 |