Masayoshi Oku

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Yamaguchi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing 3-unsubstituted 5-amino-4-nitrosopyrazole com...
- Patent number 7,256,304
- Issue date Aug 14, 2007
- UBE Industries, Ltd.
- Yasuhisa Fukuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing erythromycin compound
- Patent number 6,916,792
- Issue date Jul 12, 2005
- Ube Industries, Ltd.
- Hiroyuki Miyata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of producing pivaloylacetic acid ester
- Patent number 5,679,830
- Issue date Oct 21, 1997
- UBE Industries, Ltd.
- Katsuhiko Mizutare
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Trifluorohydroxyaromatic acid and preparation thereof
- Patent number 4,831,190
- Issue date May 16, 1989
- UBE Industries, Ltd.
- Kikuo Ataka
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for producing 3-unsubstituted 5-amino-4-nitrosopyrazole com...
- Publication number 20050096472
- Publication date May 5, 2005
- Yasuhisa Fukuda
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing erythromycin compound
- Publication number 20040192902
- Publication date Sep 30, 2004
- Hiroyuki Miyata
- C07 - ORGANIC CHEMISTRY