CN

Chiaki Nakamura

SI Seiko Instruments: 24 patents #52 of 1,437Top 4%
SE Seiko Epson: 8 patents #2,198 of 7,774Top 30%
DC Dainippon Ink And Chemicals: 4 patents #105 of 1,002Top 15%
Eastman Kodak: 1 patents #4,972 of 8,114Top 65%
Overall (All Time): #119,779 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
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