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Hiroshi Okusa
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Tokyo, JP
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last 30 patents
Information
Patent Grant
Silver halide color photographic light sensitive material
Patent number
5,728,513
Issue date
Mar 17, 1998
Konica Corporation
Hiroshi Okusa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Silver halide photographic material having improved keeping quality
Patent number
5,541,052
Issue date
Jul 30, 1996
Konica Corporation
Hiroshi Okusa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive silver halide photographic material
Patent number
5,340,710
Issue date
Aug 23, 1994
Konica Corporation
Yukio Ohya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Spectrally sensitized silver halide photographic material
Patent number
5,166,046
Issue date
Nov 24, 1992
Konica Corporation
Hiroshi Okusa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Silver halide photographic material
Patent number
5,041,366
Issue date
Aug 20, 1991
Konica Corporation
Satomi Asano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY