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Chigasaki, JA
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last 30 patents
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Patent Grant
Novel physiologically active peptide and its n-acyl derivatives and...
Patent number
4,070,458
Issue date
Jan 24, 1978
Sanraku-Ocean Co., Ltd.
Hamao Umezawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes for producing physiologically active peptide and its N-ac...
Patent number
4,055,468
Issue date
Oct 25, 1977
Sanraku-Ocean Co., Ltd.
Hamao Umezawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Microbiological process for the production of pepstatins
Patent number
3,963,579
Issue date
Jun 15, 1976
Sanraku-Ocean Co., Ltd.
Hamao Umezawa
C07 - ORGANIC CHEMISTRY