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Nobufumi Watanabe
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Niihama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Production method of ϵ-caprolactam
Patent number
10,457,636
Issue date
Oct 29, 2019
Sumitomo Chemical Company, Limited
Kazuaki Yoshimura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing cycloalkanol and/or cycloalkanone
Patent number
7,923,583
Issue date
Apr 12, 2011
Sumitomo Chemical Company, Limited
Masahiro Hoshino
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing cycloalkanol and/or cycloalkanone
Patent number
7,692,044
Issue date
Apr 6, 2010
Sumitomo Chemical Company, Limited
Masahiro Hoshino
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Patents Applications
last 30 patents
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Patent Application
PRODUCTION METHOD OF EPSILON-CAPROLACTAM
Publication number
20190241513
Publication date
Aug 8, 2019
Sumitomo Chemical Company, Limited
Kazuaki YOSHIMURA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for producing oxime
Publication number
20100324335
Publication date
Dec 23, 2010
Sumitomo Chemical Company, Limited
Sho Tsujiuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING CYCLOALKANOL AND/OR CYCLOALKANONE
Publication number
20090227814
Publication date
Sep 10, 2009
Sumitomo Chemical Company, Limited
Masahiro HOSHINO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING CYCLOALKANOL AND/OR CYCLOALKANONE
Publication number
20090036714
Publication date
Feb 5, 2009
Sumitomo Chemical Company, Limited
Masahiro HOSHINO
C07 - ORGANIC CHEMISTRY