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Takahiro Koyanagi
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Niigata, JP
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Patents Grants
last 30 patents
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Patent Grant
Reflex-type screen assembly
Patent number
7,262,911
Issue date
Aug 28, 2007
Arisawa Mfg. Co., Ltd.
Masatoshi Niwa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflex-type screen
Patent number
7,110,176
Issue date
Sep 19, 2006
Arisawa Mfg. Co., Ltd.
Hajime Maruta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
Reflex-type screen
Publication number
20050248843
Publication date
Nov 10, 2005
Arisawa Mfg. Co., Ltd.
Hajime Maruta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Reflex-type screen assembly
Publication number
20050200952
Publication date
Sep 15, 2005
ARISAWA MFG.CO., LTD.
Masatoshi Niwa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY