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Hiroyuki Shimotsuma
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Niigata-ken, JP
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Patents Applications
last 30 patents
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Patent Application
Method of manufacturing lens sheet
Publication number
20060208374
Publication date
Sep 21, 2006
Arisawa Mfg. Co., Ltd.
Hiroyuki Shimotsuma
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Lens sheet, rear projection screen, and method of manufacturing len...
Publication number
20060203332
Publication date
Sep 14, 2006
Arisawa Mfg., Ltd.
Hiroyuki Shimotsuma
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Rear projection screen
Publication number
20060126173
Publication date
Jun 15, 2006
Arisawa Mfg. Co., Ltd.
Kenichi Yakushiji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Lens, transmission screen, and method for manufacturing the lens
Publication number
20050195489
Publication date
Sep 8, 2005
Arisawa Mfg. Co., Ltd.
Kenichi Watabe
G02 - OPTICS