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Toshiaki Fukuma
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Tokyo, JP
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last 30 patents
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Patent Grant
Improved sensitizer dyes for polyvinylcarbazole electrophotographic...
Patent number
4,617,247
Issue date
Oct 14, 1986
Sony Corporation
Kiyosuke Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Method for forming a colored image
Patent number
4,542,084
Issue date
Sep 17, 1985
Sony Corporation
Haruo Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY