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Fumihiko Yamamoto
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Kawasaki, JP
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last 30 patents
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Patent Grant
Preparation of poly-.beta.-alanine from acrylamide
Patent number
5,015,707
Issue date
May 14, 1991
Asahi Kasei Kogyo Kabushiki Kaisha
Fumihiko Yamamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly-.beta.-alanine compound, a process for producing the same and...
Patent number
4,855,365
Issue date
Aug 8, 1989
Asahi Kasei Kogyo Kabushiki Kaisha
Fumihiko Yamamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Carboxamide type azomethine pigment
Patent number
4,318,850
Issue date
Mar 9, 1982
Asahi Kasei Kogyo Kabushiki Kaisha
Fumihiko Yamamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparation of cation exchange membranes
Patent number
4,126,589
Issue date
Nov 21, 1978
Asahi Kasei Kogyo Kabushiki Kaisha
Masato Hamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...