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Shiojiri, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming method for forming images of plural colors on an imag...
Patent number
7,952,600
Issue date
May 31, 2011
Seiko Epson Corporation
Kunihiro Kawada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Data updating method and related information processing device
Patent number
7,280,996
Issue date
Oct 9, 2007
Seiko Epson Corporation
Motomu Hayakawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic apparatus and method of controlling the electronic appar...
Patent number
7,265,520
Issue date
Sep 4, 2007
Seiko Epson Corporation
Tsukasa Kosuda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus for selecting and outputting either a first clock signal...
Patent number
7,065,668
Issue date
Jun 20, 2006
Seiko Epson Corporation
Tsukasa Kosuda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic apparatus having battery power source and control method...
Patent number
6,888,355
Issue date
May 3, 2005
Seiko Epson Corporation
Koji Kitazawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Electronic device
Patent number
6,721,540
Issue date
Apr 13, 2004
Seiko Epson Corporation
Motomu Hayakawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information processing device
Patent number
6,575,618
Issue date
Jun 10, 2003
Seiko Epson Corporation
Shigeki Inoue
G01 - MEASURING TESTING
Information
Patent Grant
Electronic device and control method for the same
Patent number
6,469,472
Issue date
Oct 22, 2002
Seiko Epson Corporation
Ichiro Aoshima
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic device, control method for electronic device, recharge-r...
Patent number
6,316,909
Issue date
Nov 13, 2001
Seiko Epson Corporation
Katsuyuki Honda
G01 - MEASURING TESTING
Information
Patent Grant
Electronic device, electronic device to be charged and method of co...
Patent number
6,313,612
Issue date
Nov 6, 2001
Seiko Epson Corporation
Katsuyuki Honda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic apparatus
Patent number
6,265,789
Issue date
Jul 24, 2001
Seiko Epson Corporation
Katsuyuki Honda
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Blood pulse wave detecting apparatus and motion intensity measuring...
Patent number
6,217,523
Issue date
Apr 17, 2001
Seiko Epson Corporation
Kazuhiko Amano
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Movement rate monitor
Patent number
6,129,676
Issue date
Oct 10, 2000
Seiko Instruments Inc.
Hiroshi Odagiri
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Blood pulse wave detecting apparatus and motion intensity measuring...
Patent number
6,022,321
Issue date
Feb 8, 2000
Seiko Epson Corporation
Kazuhiko Amano
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Measurement device, portable electronic instrument, and measurement...
Patent number
6,023,662
Issue date
Feb 8, 2000
Seiko Epson Corporation
Motomu Hayakawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pitch measurement device, electronic instrument, and pitch measurem...
Patent number
5,908,396
Issue date
Jun 1, 1999
Seiko Epson Corporation
Motomu Hayakawa
G01 - MEASURING TESTING
Information
Patent Grant
Fast fourier transformation computing unit and a fast fourier trans...
Patent number
5,854,758
Issue date
Dec 29, 1998
Seiko Epson Corporation
Tsukasa Kosuda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pulse rate counter utilizing body movement amptitude detection
Patent number
5,776,070
Issue date
Jul 7, 1998
Seiko Epson Corporation
Kouji Kitazawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Wrist-worn portable device and a wrist-worn pulse wave measuring de...
Patent number
5,766,132
Issue date
Jun 16, 1998
Seiko Epson Corporation
Naoaki Yasukawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Period and frequency measurement device with correction device and...
Patent number
5,759,156
Issue date
Jun 2, 1998
Seiko Epson Corporation
Motomu Hayakawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pulse rate monitor
Patent number
5,697,374
Issue date
Dec 16, 1997
Seiko Instruments Inc.
Hiroshi Odagiri
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Power supplies for electronic device
Patent number
5,130,960
Issue date
Jul 14, 1992
Seiko Epson Corporation
Motomu Hayakawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electronic wristwatch with generator
Patent number
5,001,685
Issue date
Mar 19, 1991
Seiko Epson Corporation
Motomu Hayakawa
G04 - HOROLOGY
Information
Patent Grant
Electronic watch
Patent number
4,910,721
Issue date
Mar 20, 1990
Seiko Epson Corporation
Motomu Hayakawa
G04 - HOROLOGY
Information
Patent Grant
Charging circuit for an analog electronic timepiece
Patent number
4,882,717
Issue date
Nov 21, 1989
Seiko Epson Corporation
Motomu Hayakawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charging apparatus for an electronic device
Patent number
4,873,677
Issue date
Oct 10, 1989
Seiko Epson Corporation
Kenji Sakamoto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
Image Forming Apparatus and Image Forming Method
Publication number
20110193931
Publication date
Aug 11, 2011
SEIKO EPSON CORPORATION
Kunihiro KAWADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Image Forming Apparatus and Image Forming Method
Publication number
20080094464
Publication date
Apr 24, 2008
SEIKO EPSON CORPORATION
Kunihiro KAWADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Information processing apparatus
Publication number
20050030112
Publication date
Feb 10, 2005
Tsukasa Kosuda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Data updating method and related information processing device
Publication number
20030154187
Publication date
Aug 14, 2003
Motomu Hayakawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Electronic apparatus and method of controlling the electronic appar...
Publication number
20030146736
Publication date
Aug 7, 2003
Tsukasa Kosuda
G04 - HOROLOGY
Information
Patent Application
Electronic apparatus and control method
Publication number
20030146755
Publication date
Aug 7, 2003
Koji Kitazawa
G04 - HOROLOGY
Information
Patent Application
Information processing apparatus
Publication number
20030070106
Publication date
Apr 10, 2003
Tsukasa Kosuda
G06 - COMPUTING CALCULATING COUNTING