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Mitsugu Tanaka
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Minami-ashigara, JA
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last 30 patents
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Patent Grant
Silver halide material containing a yellow color-forming coupler
Patent number
4,029,508
Issue date
Jun 14, 1977
Fuji Photo Film Co., Ltd.
Mitsugu Tanaka
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for producing 3-anilino-5-pyrazolones
Patent number
3,979,412
Issue date
Sep 7, 1976
Fuji Photo Film Co., Ltd.
Atsuaki Arai
C07 - ORGANIC CHEMISTRY
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Patent Grant
Method for preparing of .beta.-anilino-.beta.-hydrazinoacrylates
Patent number
3,933,874
Issue date
Jan 20, 1976
Fuji Photo Film Co., Ltd.
Atsuaki Arai
C07 - ORGANIC CHEMISTRY