Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7807333 | Method and apparatus for development of lithographic printing plate precursor | Koji Hayashi, Eiji Hayakawa | 2010-10-05 |
| 6809498 | Power supply apparatus and electronic equipment | Kazuo Kato, Yutaka Saitoh, Kazuo Matsubara, Tsutomu Tanaka | 2004-10-26 |
| 6798718 | Sensor timepiece, sensor timepiece data input system and method, and computer readable recording medium | Hiroyuki Masaki | 2004-09-28 |
| 6758816 | Pulse wave detector | Keisuke Tsubata, Hiroshi Odagiri, Kazumi Sakumoto, Masataka Shinogi, Takashi Kamimoto | 2004-07-06 |
| 6371920 | Pulse wave detecting device | Takashi Kamimoto, Masataka Shinogi, Hiroshi Odagiri, Kazumi Sakumoto, Keisuke Tsubata | 2002-04-16 |
| 6295248 | Electronic tide meter, method for calculating a high/low tide time and computer algorithm for executing the same | — | 2001-09-25 |
| 6246362 | Portable GPS signal receiving apparatus | Keisuke Tsubata, Hiroshi Odagiri, Kazumi Sakumoto | 2001-06-12 |
| 6226594 | Electronic tide meter, spring tide day calculating method, and recording medium for the same | — | 2001-05-01 |
| 6155983 | Pulse wave detecting device and pulse measurer | Tsukasa Kosuda | 2000-12-05 |
| 6129676 | Movement rate monitor | Hiroshi Odagiri, Keisuke Tsubata, Kazumi Sakumoto, Naokatsu Nosaka, Motomu Hayakawa | 2000-10-10 |
| 6023662 | Measurement device, portable electronic instrument, and measurement method | Motomu Hayakawa | 2000-02-08 |
| 6009375 | Portable GPS receiver | Kazumi Sakumoto, Hiroshi Odagiri, Keisuke Tsubata | 1999-12-28 |
| 5926131 | GPS receiving apparatus | Kazumi Sakumoto, Hiroshi Odagiri, Keisuke Tsubata | 1999-07-20 |
| 5908396 | Pitch measurement device, electronic instrument, and pitch measurement method | Motomu Hayakawa | 1999-06-01 |
| 5905460 | Wrist watch type GPS receiver | Hiroshi Odagiri, Keisuke Tsubata, Takeshi Oono, Kazumi Sakumoto | 1999-05-18 |
| 5857465 | Biosignal display apparatus | Tsukasa Kosuda | 1999-01-12 |
| 5795301 | Display method used in portable pulse measuring device | Naoaki Yasukawa | 1998-08-18 |
| 5787054 | Portable electronic device | Naoaki Yasukawa | 1998-07-28 |
| 5766132 | Wrist-worn portable device and a wrist-worn pulse wave measuring device | Naoaki Yasukawa, Motomu Hayakawa | 1998-06-16 |
| 5759156 | Period and frequency measurement device with correction device and method thereof | Motomu Hayakawa, Tsukasa Kosuda, Hiroshi Odagiri | 1998-06-02 |
| 5705793 | Thin film electric heater, and method and apparatus for injection molding of plastics using the same | Satoshi Kitaichi, Michio Tanaka, Atushi Fukuta | 1998-01-06 |
| 5697374 | Pulse rate monitor | Hiroshi Odagiri, Keisuke Tsubata, Kazumi Sakumoto, Naokatsu Nosaka, Motomu Hayakawa | 1997-12-16 |
| 5569474 | Mold for injection molding of plastics using thin film electric heater | Satoshi Kitaichi, Michio Tanaka, Atushi Fukuta | 1996-10-29 |
| 5475725 | Pulse meter with pedometer function | — | 1995-12-12 |
| 5280459 | Electronic timepiece | — | 1994-01-18 |