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Mitsuo Oosawa
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Koriyama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Liquid crystal lens element and optical head device
Patent number
7,773,489
Issue date
Aug 10, 2010
Asahi Glass Company, Limited
Kouichi Murata
G11 - INFORMATION STORAGE
Information
Patent Grant
Liquid crystal lens element optical head device
Patent number
7,738,344
Issue date
Jun 15, 2010
Asahi Glass Company, Limited
Yoshiharu Ooi
G11 - INFORMATION STORAGE
Information
Patent Grant
Liquid crystal lens element and optical head device
Patent number
7,388,822
Issue date
Jun 17, 2008
Asahi Glass Company, Limited
Yoshiharu Ooi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
LIQUID CRYSTAL LENS ELEMENT AND OPTICAL HEAD DEVICE
Publication number
20070183293
Publication date
Aug 9, 2007
Asahi Glass Co., LTD.
Kouichi MURATA
G02 - OPTICS
Information
Patent Application
LIQUID CRYSTAL LENS ELEMENT OPTICAL HEAD DEVICE
Publication number
20070127348
Publication date
Jun 7, 2007
ASAHI GLASS COMPANY LIMITED
Yoshiharu Ooi
G02 - OPTICS
Information
Patent Application
Liquid crystal lens element and optical head device
Publication number
20060280100
Publication date
Dec 14, 2006
ASAHI GLASS COMPANY LIMITED
Yoshiharu Ooi
G02 - OPTICS