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Tomoyuki Idehara
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Tokyo, JP
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last 30 patents
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Patent Grant
Photoelectric sensor, information recording system and information...
Patent number
5,903,296
Issue date
May 11, 1999
Dai Nippon Printing Co., Ltd.
Osamu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Information recording medium
Patent number
5,718,993
Issue date
Feb 17, 1998
Dai Nippon Printing Co., Ltd.
Hironori Kamiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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last 30 patents
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Patent Application
Production method for color filter
Publication number
20070172586
Publication date
Jul 26, 2007
Yuka Tachikawa
G02 - OPTICS