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Jouji Anzai
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Minoh-shi Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical pickup head and information recording/reproducing device
Patent number
RE43126
Issue date
Jan 24, 2012
Panasonic Corporation
Hideki Hayashi
369 - Dynamic information storage or retrieval
Information
Patent Grant
Lens support mechanism, optical head device and optical information...
Patent number
7,123,553
Issue date
Oct 17, 2006
Matsushita Electric Industrial Co., Ltd.
Eishin Mori
G11 - INFORMATION STORAGE
Information
Patent Grant
Converging element, optical head, and apparatus and method of optic...
Patent number
6,920,102
Issue date
Jul 19, 2005
Matsushita Electric Industrial Co., Ltd.
Sadao Mizuno
G11 - INFORMATION STORAGE
Information
Patent Grant
Converging element, optical head, and apparatus and method of optic...
Patent number
6,873,588
Issue date
Mar 29, 2005
Matsushita Electric Industrial Co., Ltd.
Sadao Mizuno
G11 - INFORMATION STORAGE
Information
Patent Grant
Converging element, optical head, and apparatus and method of optic...
Patent number
6,859,428
Issue date
Feb 22, 2005
Matsushita Electric Industrial Co., Ltd.
Sadao Mizuno
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup head and information recording/reproducing device
Patent number
6,798,723
Issue date
Sep 28, 2004
Matsushita Electric Industrial Co., Ltd.
Hideki Hayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Objective lens driver
Patent number
5,905,255
Issue date
May 18, 1999
Matsushita Electric Industrial Co., Ltd.
Kanji Wakabayashi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Lens support mechanism, optical head device and optical information...
Publication number
20050190665
Publication date
Sep 1, 2005
Matsushita Electrical Industrial Co., Ltd.
Eishin Mori
G11 - INFORMATION STORAGE
Information
Patent Application
Inclination detector, optical head, optical information processor c...
Publication number
20050072899
Publication date
Apr 7, 2005
Jouji Anzai
G11 - INFORMATION STORAGE
Information
Patent Application
Converging element, optical head, and apparatus and method of optic...
Publication number
20040114494
Publication date
Jun 17, 2004
Sadao Mizuno
G02 - OPTICS
Information
Patent Application
Converging element, optical head, and apparatus and method of optic...
Publication number
20040085875
Publication date
May 6, 2004
Sadao Mizuno
G02 - OPTICS
Information
Patent Application
Optical pickup head and information recording/reproducing device
Publication number
20020181343
Publication date
Dec 5, 2002
Matsushita Electric Industrial Co., Ltd.
Hideki Hayashi
G11 - INFORMATION STORAGE