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Moriyuki Kawaguchi
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Data receiver, data transmission system, and data transmitting meth...
Patent number
6,681,363
Issue date
Jan 20, 2004
Sony Corporation
Tamotsu Ikeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for recording and reproducing digital picture data
Patent number
6,631,242
Issue date
Oct 7, 2003
Sony Corporation
Yukio Kubota
G11 - INFORMATION STORAGE
Information
Patent Grant
Rotary head apparatus for recording and/or reproducing an informati...
Patent number
5,719,724
Issue date
Feb 17, 1998
Sony Corporation
Moriyuki Kawaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Tracking control circuit for maintaining substantial balance betwee...
Patent number
5,671,101
Issue date
Sep 23, 1997
Sony Corporation
Yoichirou Senshu
G11 - INFORMATION STORAGE
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Patent Grant
Magnetic head and a digital recording magnetic head
Patent number
5,471,355
Issue date
Nov 28, 1995
Sony Corporation
Seiichi Ogata
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Information
Patent Grant
Digital picture signal recording apparatus in which a field interva...
Patent number
5,384,666
Issue date
Jan 24, 1995
Sony Corporation
Keiji Kanota
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Patents Applications
last 30 patents
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Patent Application
PICTURE DATA WRITING APPARATUS AND METHOD PICTURE DATA READING APPA...
Publication number
20020054218
Publication date
May 9, 2002
TOSHIHARU KOBAYASHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE