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Jiro Mimasa
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Tamana, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical pickup and optical disk apparatus
Patent number
7,573,800
Issue date
Aug 11, 2009
Panasonic Corporation
Masaharu Fukakusa
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing integrated optical pick-up
Patent number
5,978,344
Issue date
Nov 2, 1999
Matsushita Electric Industrial Co., Ltd.
Shogo Horinouchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup with conversion of diffusion angle of outgoing light...
Patent number
5,790,502
Issue date
Aug 4, 1998
Matsushita Electric Industrial Co., Ltd.
Shogo Horinouchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup incorporating an integrated optical guide member
Patent number
5,777,975
Issue date
Jul 7, 1998
Matsushita Electric Industrial Co., Ltd.
Syogo Horinouchi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Optical pickup apparatus and optical disk apparatus
Publication number
20060081761
Publication date
Apr 20, 2006
Matsushita Electric Industrial Co., Ltd.
Hiroshi Tanigawa
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup and optical disk apparatus
Publication number
20050169151
Publication date
Aug 4, 2005
Matsushita Electric Industrial Co., Ltd.
Masaharu Fukakusa
G11 - INFORMATION STORAGE