Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8274863 | Chronograph timepiece | Tomohiro Ihashi, Kenji Ogasawara, Kazuo Kato, Hiroshi Shimizu, Akira Takakura +5 more | 2012-09-25 |
| 8223594 | Chronograph timepiece | Tomohiro Ihashi, Kenji Ogasawara, Kazuo Kato, Hiroshi Shimizu, Akira Takakura +5 more | 2012-07-17 |
| 8215827 | Chronograph timepiece | Kazuo Kato, Akira Takakura, Kenji Ogasawara, Saburo Manaka, Hiroshi Shimizu +5 more | 2012-07-10 |
| 8213268 | Chronograph timepiece | Kazuo Kato, Akira Takakura, Kenji Ogasawara, Saburo Manaka, Hiroshi Shimizu +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 |
| 6930659 | Light emitting indicator drive circuit | Masafumi Hoshino, Susumu Fujita, Tokuya Akase, Hiroshi Odagiri | 2005-08-16 |
| 6897837 | Self-luminous display element driving device | Hiroshi Odagiri, Susumu Fujita, Masafumi Hoshino, Tokuya Akase | 2005-05-24 |
| 6758816 | Pulse wave detector | Keisuke Tsubata, Hiroshi Odagiri, Chiaki Nakamura, Masataka Shinogi, Takashi Kamimoto | 2004-07-06 |
| 6532432 | Portable GPS velosity/distance meter | Hideaki Nagatsuma, Hiroshi Odagiri | 2003-03-11 |
| 6449583 | Portable measurement apparatus | Hiroshi Odagiri, Hideaki Nagatsuma | 2002-09-10 |
| 6429600 | Light emitting display device having luminance compensating circuitry | Susumu Fujita, Hiroshi Odagiri, Masafumi Hoshino, Tokuya Akase | 2002-08-06 |
| 6404139 | Circuit for driving a light emitting elements display device | Osamu Sasaki, Hiroshi Odagiri, Masafumi Hoshino, Tokuya Akase | 2002-06-11 |
| 6388613 | Portable GPS type distance/speed meter capable of selectively using doppler speed measuring method | Hideaki Nagatsuma, Hiroshi Odagiri | 2002-05-14 |
| 6371920 | Pulse wave detecting device | Takashi Kamimoto, Masataka Shinogi, Hiroshi Odagiri, Keisuke Tsubata, Chiaki Nakamura | 2002-04-16 |
| 6291942 | Self-luminous display element driving device | Hiroshi Odagiri, Masafumi Hoshino, Susumu Fujita, Tokuya Akase | 2001-09-18 |
| 6285314 | Portable GPS type distance/speed meter capable of changing sampling period of GPS signal in response to arm swinging period | Hideaki Nagatsuma, Hiroshi Odagiri | 2001-09-04 |
| 6246362 | Portable GPS signal receiving apparatus | Keisuke Tsubata, Hiroshi Odagiri, Chiaki Nakamura | 2001-06-12 |
| 6240366 | GPS reception ratio detecting apparatus and portable type distance/speed meter capable of indicating GPS signal receiving condition | Hideki Nagatsuma, Hiroshi Odagiri | 2001-05-29 |
| 6204807 | Portable GPS positioning apparatus | Hiroshi Odagiri, Keisuke Tsubata | 2001-03-20 |
| 6129676 | Movement rate monitor | Hiroshi Odagiri, Keisuke Tsubata, Chiaki Nakamura, Naokatsu Nosaka, Motomu Hayakawa | 2000-10-10 |
| 6009375 | Portable GPS receiver | Hiroshi Odagiri, Chiaki Nakamura, Keisuke Tsubata | 1999-12-28 |
| 5926131 | GPS receiving apparatus | Hiroshi Odagiri, Chiaki Nakamura, Keisuke Tsubata | 1999-07-20 |
| 5905460 | Wrist watch type GPS receiver | Hiroshi Odagiri, Keisuke Tsubata, Takeshi Oono, Chiaki Nakamura | 1999-05-18 |
| 5781511 | Wrist-worn portable electronic device | Naoaki Yasukawa, Akira Shinbo, Masayuki Kawata | 1998-07-14 |