Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10132627 | Electronic device, measurement data processing method, and measurement data processing program | Keisuke Tsubata, Kazuo Kato, Tomohiro Ihashi, Hisao Nakamura, Katsuya MUGISHIMA +1 more | 2018-11-20 |
| 9763627 | Electronic device, display control method and program | Akira Takakura, Keisuke Tsubata, Kazuhiro Koyama | 2017-09-19 |
| 9092015 | Electronic timepiece | Kazuo Kato, Akira Takakura, Tomohiro Ihashi, Toshitaka Fukushima | 2015-07-28 |
| 9076371 | Display device and electronic apparatus using display device | Kazuo Kato, Akira Takakura, Keisuke Tsubata, Hisao Nakamura, Tomohiro Ihashi +4 more | 2015-07-07 |
| 9036455 | Electronic timepiece | Kazuo Kato, Akira Takakura, Tomohiro Ihashi, Toshitaka Fukushima | 2015-05-19 |
| 8982675 | Power supply unit and electronic timepiece | Kazuo Kato, Akira Takakura, Toshitaka Fukushima, Keisuke Tsubata, Hisao Nakamura +4 more | 2015-03-17 |
| 8698443 | Stepping motor control circuit and analog electronic timepiece | — | 2014-04-15 |
| 8682420 | Heartbeat measuring device and heartbeat measuring method | Keisuke Tsubata, Akira Takakura, Katsuya MUGISHIMA, Kazuo Kato, Kazuhiro Koyama +1 more | 2014-03-25 |
| 8540417 | Chronograph timepiece | — | 2013-09-24 |
| 8406086 | Electronic timepiece | Hiroshi Shimizu, Tomohiro Ihashi, Kenji Ogasawara, Kazuo Kato, Kazumi Sakumoto +5 more | 2013-03-26 |
| 8351303 | Stepping motor controller and analog electronic timepiece | Kenji Ogasawara, Akira Takakura, Saburo Manaka, Keishi Honmura, Kosuke Yamamoto +2 more | 2013-01-08 |
| 8335135 | Stepping motor control circuit and analogue electronic timepiece | Saburo Manaka, Akira Takakura, Kenji Ogasawara, Kazumi Sakumoto, Kazuo Kato +3 more | 2012-12-18 |
| 8319468 | Stepping motor control circuit and analogue electronic timepiece | Saburo Manaka, Keishi Honmura, Kasuke Yamamoto, Kenji Ogasawara, Hiroyuki Masaki +3 more | 2012-11-27 |
| 8295131 | Chronograph timepiece | Kazuo Kato, Akira Takakura, Kenji Ogasawara, Saburo Manaka, Kazumi Sakumoto +5 more | 2012-10-23 |
| 8289816 | Chronograph timepiece | Kazuo Kato, Akira Takakura, Kenji Ogasawara, Saburo Manaka, Kazumi Sakumoto +5 more | 2012-10-16 |
| 8274863 | Chronograph timepiece | Tomohiro Ihashi, Kenji Ogasawara, Kazuo Kato, Kazumi Sakumoto, Hiroshi Shimizu +5 more | 2012-09-25 |
| 8223594 | Chronograph timepiece | Tomohiro Ihashi, Kenji Ogasawara, Kazuo Kato, Kazumi Sakumoto, Hiroshi Shimizu +5 more | 2012-07-17 |
| 8215827 | Chronograph timepiece | Kazuo Kato, Akira Takakura, Kenji Ogasawara, Saburo Manaka, Kazumi Sakumoto +5 more | 2012-07-10 |
| 8213268 | Chronograph timepiece | Kazuo Kato, Akira Takakura, Kenji Ogasawara, Saburo Manaka, Kazumi Sakumoto +5 more | 2012-07-03 |
| 8139445 | Stepping motor control circuit and analog electronic watch | Keishi Honmura, Saburo Manaka, Kosuke Yamamoto, Akira Takakura, Kenji Ogasawara +2 more | 2012-03-20 |
| 8111033 | Stepping motor control circuit and analog electronic timepiece | Kenji Ogasawara, Hiroyuki Masaki, Akira Takakura, Saburo Manaka, Keishi Honmura +3 more | 2012-02-07 |
| 5666191 | Sheet printd information obliterating device | Noboru Inamine | 1997-09-09 |
| 5596925 | Method and device for pressure type stencil printing | — | 1997-01-28 |
| 5594528 | Flash bulb type thermal copying device | — | 1997-01-14 |
| 5592209 | Device and method for dot-matrix thermal recording | Koichi Okusawa | 1997-01-07 |