Isao Kitazawa

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Shibuya-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Analog electronic watch
- Patent number 7,961,557
- Issue date Jun 14, 2011
- Citizen Holdings Co., Ltd.
- Teruhiko Fujii
- G04 - HOROLOGY
Information Patent Grant
Analog electronic timepiece that prevents deviation of displayed ti...
- Patent number 7,701,807
- Issue date Apr 20, 2010
- Citizen Holdings Co., Ltd.
- Isao Kitazawa
- G04 - HOROLOGY
Information Patent Grant
Power generating type electronic timepiece
- Patent number 7,161,874
- Issue date Jan 9, 2007
- Citizen Watch Co., Ltd.
- Masakazu Ichikawa
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece, information processing device, method of disp...
- Patent number 6,876,602
- Issue date Apr 5, 2005
- Citizen Watch Co., Ltd.
- Masakazu Ichikawa
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Electronic device
- Patent number 6,593,901
- Issue date Jul 15, 2003
- Citizen Watch Co., Ltd.
- Isao Kitazawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Small electronic apparatus having function display
- Patent number 6,185,158
- Issue date Feb 6, 2001
- Citizen Watch Co., Ltd.
- Yukio Ito
- G04 - HOROLOGY

Patents Applicationslast 30 patents

Information Patent Application
Analog Electronic Watch
- Publication number 20090016172
- Publication date Jan 15, 2009
- Teruhiko Fujii
- G04 - HOROLOGY
Information Patent Application
Analog electronic clock
- Publication number 20070115760
- Publication date May 24, 2007
- Isao Kitazawa
- G04 - HOROLOGY
Information Patent Application
Electronic timepiece, information processing device, method of disp...
- Publication number 20030235117
- Publication date Dec 25, 2003
- CITIZEN WATCH CO., LTD.
- Masakazu Ichikawa
- G04 - HOROLOGY
Information Patent Application
Electronic timepiece, display control method for electronic timepie...
- Publication number 20030081507
- Publication date May 1, 2003
- CITIZEN WATCH CO., LTD.
- Isao Kitazawa
- G04 - HOROLOGY
Information Patent Application
Power generating type electronic clock and method for controlling t...
- Publication number 20020183865
- Publication date Dec 5, 2002
- Masakazu Ichikawa
- G04 - HOROLOGY