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Kazuo Sakamoto
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Tanashi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Radio-controlled timepiece and method of assembling the same
Patent number
8,345,514
Issue date
Jan 1, 2013
Citizen Holdings Co., Ltd.
Tatsuo Sumida
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Pointer indication type timepiece
Patent number
7,821,877
Issue date
Oct 26, 2010
Citizen Holdings Co., Ltd
Shin-ichi Sakamaki
G04 - HOROLOGY
Information
Patent Grant
Timer of electric timepiece
Patent number
6,894,952
Issue date
May 17, 2005
Citizen Watch Co., Ltd.
Shigeru Morokawa
G04 - HOROLOGY
Information
Patent Grant
Lens and bonded body of optical component
Patent number
6,809,885
Issue date
Oct 26, 2004
Hoya Corporation
Kazuo Sakamoto
G02 - OPTICS
Information
Patent Grant
Waveform measuring apparatus and waveform obtaining method
Patent number
6,265,860
Issue date
Jul 24, 2001
Advantest Corporation
Hiroshi Eguchi
G01 - MEASURING TESTING
Information
Patent Grant
Waveform sampling apparatus
Patent number
6,087,825
Issue date
Jul 11, 2000
Advantest Corporation
Hiroshi Eguchi
G01 - MEASURING TESTING
Information
Patent Grant
Time setting mechanism
Patent number
4,262,354
Issue date
Apr 14, 1981
Citizens Watch Co. Ltd.
Kazuo Sakamoto
G04 - HOROLOGY
Information
Patent Grant
Inspection machine for fuel pellets
Patent number
4,103,776
Issue date
Aug 1, 1978
Citizen Watch Company Limited
Tadashi Taniguchi
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
RADIO-CONTROLLED TIMEPIECE AND METHOD OF ASSEMBLING THE SAME
Publication number
20100097895
Publication date
Apr 22, 2010
Tatsuo Sumida
G04 - HOROLOGY
Information
Patent Application
Pointer Indication Type Timepiece
Publication number
20090154301
Publication date
Jun 18, 2009
CITIZEN HOLDINGS CO., LTD.
Shin-ichi Sakamaki
G04 - HOROLOGY
Information
Patent Application
Timer of electric timepiece
Publication number
20040062147
Publication date
Apr 1, 2004
Shigeru Morokawa
G04 - HOROLOGY