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Kotaro Nakamura
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Minami-ashigara, JA
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last 30 patents
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Patent Grant
Silver halide emulsion containing two-equivalent coupler
Patent number
4,076,533
Issue date
Feb 28, 1978
Fuji Photo Film Co., Ltd.
Satoshi Ota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color photographic materials
Patent number
4,046,573
Issue date
Sep 6, 1977
Fuji Photo Film Co., Ltd.
Kozo Inouye
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Two-equivalent magenta couplers with amido coupling-off groups
Patent number
4,040,835
Issue date
Aug 9, 1977
Fuji Photo Film Co., Ltd.
Atsuaki Arai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Silver halide emulsion containing two-equivalent coupler
Patent number
4,040,836
Issue date
Aug 9, 1977
Fuji Photo Film Co., Ltd.
Atsuaki Arai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Silver halide emulsion containing two-equivalent magenta coupler
Patent number
4,032,346
Issue date
Jun 28, 1977
Fuji Photo Film Co., Ltd.
Nobuo Furutachi
C07 - ORGANIC CHEMISTRY