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Masaru Okumura
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Osaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Optical device for monitor and optical pickup apparatus
Patent number
7,792,007
Issue date
Sep 7, 2010
Konica Minolta Opto, INC
Takuji Hatano
G11 - INFORMATION STORAGE
Information
Patent Grant
Antireflection coating
Patent number
6,280,848
Issue date
Aug 28, 2001
Minolta Co., Ltd.
Masaru Okumura
G02 - OPTICS
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Patent Grant
Anti-reflection coating of optical part made of synthetic resin
Patent number
4,921,760
Issue date
May 1, 1990
Minolta Camera Kabushiki Kaisha
Hakuzo Tani
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
Optical device for monitor and optical pickup apparatus
Publication number
20060028960
Publication date
Feb 9, 2006
KONICA MINOLTA OPTO, INC.
Takuji Hatano
G11 - INFORMATION STORAGE