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Koichi Hanaki
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Minami-ashigara, JP
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last 30 patents
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Patent Grant
Photo- and heat-sensitive recording material and colorant produced...
Patent number
6,060,206
Issue date
May 9, 2000
Fuji Photo Film Co., Ltd.
Koichi Hanaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Benzotriazolylacetyl compound
Patent number
5,521,318
Issue date
May 28, 1996
Fuji Photo Film Co., Ltd.
Katsuyoshi Yamakawa
C07 - ORGANIC CHEMISTRY