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Ryosuke Sato
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Hino, JA
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last 30 patents
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Patent Grant
Photosensitive material for color photography
Patent number
4,075,021
Issue date
Feb 21, 1978
Konishiroku Photo Industry Co., Ltd.
Shoji Kikuchi
C07 - ORGANIC CHEMISTRY
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Patent Grant
Diffusible-dye releasing type dyes which couple to form colorless p...
Patent number
4,029,503
Issue date
Jun 14, 1977
Konishiroku Photo Industry Co., Ltd.
Mitsuto Fujiwhara
C07 - ORGANIC CHEMISTRY