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Shinzo Seko
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing thiazole compound
Patent number
8,304,558
Issue date
Nov 6, 2012
Sumitomo Chemical Company, Limited
Naoyuki Takano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for selectively producing primary amine compound
Patent number
8,269,044
Issue date
Sep 18, 2012
Sumitomo Chemical Company, Limited
Naoyuki Takano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing thiazole compound
Patent number
7,977,490
Issue date
Jul 12, 2011
Sumitomo Chemical Company, Limited
Kazuyuki Tanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of alcohol compound
Patent number
7,745,669
Issue date
Jun 29, 2010
Sumitomo Chemical Company, Limited
Toru Sakamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of alcohol compound
Patent number
7,652,177
Issue date
Jan 26, 2010
Sumitomo Chemical Company, Limited
Toru Sakamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing primary amine compound
Patent number
7,652,170
Issue date
Jan 26, 2010
Sumitomo Chemical Company, Limited
Hiroshi Souda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing thiazole by aminomethylation
Patent number
7,439,357
Issue date
Oct 21, 2008
Sumitomo Chemical Company, Limited
Naoyuki Takano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparation of allyl sulfone derivatives and intermedia...
Patent number
6,806,387
Issue date
Oct 19, 2004
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing retinol and intermediate compounds for produc...
Patent number
6,784,321
Issue date
Aug 31, 2004
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing retinol and intermediate compounds for produc...
Patent number
6,660,888
Issue date
Dec 9, 2003
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of vitamin a, intermediates, and proces...
Patent number
6,552,219
Issue date
Apr 22, 2003
Sumitomo Chemical Company, Ltd.
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing vitamin A aldehyde and intermediate for produ...
Patent number
6,444,857
Issue date
Sep 3, 2002
Sumitomo Chemical Company, Limited
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dihalo-compound and process for producing vitamin A derivative
Patent number
6,388,124
Issue date
May 14, 2002
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing β-carotene
Patent number
6,355,841
Issue date
Mar 12, 2002
Sumitomo Chemical Company, Limited
Naoto Konya
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Vitamin a related compounds and process for producing the same
Patent number
6,348,622
Issue date
Feb 19, 2002
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing lycopene and intermediate thereof
Patent number
6,331,652
Issue date
Dec 18, 2001
Sumitomo Chemical Company, Limited
Naoto Konya
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ketosulfone derivatives and process for producing the same
Patent number
6,297,402
Issue date
Oct 2, 2001
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing retinal and intermediates for producing the same
Patent number
6,288,283
Issue date
Sep 11, 2001
Sumitomo Chemical Company, Ltd.
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing retinal and intermediate for producing the same
Patent number
6,211,411
Issue date
Apr 3, 2001
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ketosufone derivatives and process for producing the same
Patent number
6,172,265
Issue date
Jan 9, 2001
Sumitomo Chemical Company Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetraene derivative and process for producing the same
Patent number
6,160,181
Issue date
Dec 12, 2000
Sumitomo Chemical Company, Limited
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing optically active azetidine-2-carboxylic acid
Patent number
6,114,543
Issue date
Sep 5, 2000
Sumitomo Chemical Company, Limited
Hideki Ushio
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing 1-bromo-4-phenylbutane
Patent number
6,037,509
Issue date
Mar 14, 2000
Sumitomo Chemical Company, Limited
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing hexahydrothieno[3,4-D]imidazole-2,4-diones
Patent number
5,969,149
Issue date
Oct 19, 1999
Sumitomo Chemical Company, Limited
Nobuhiro Tani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing arylvinylsulfone
Patent number
5,902,905
Issue date
May 11, 1999
Sumitomo Chemical Company, Limited
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing optically active azetidine-2-carboxylic acid
Patent number
5,880,291
Issue date
Mar 9, 1999
Sumitomo Chemical Company, Limited
Hideki Ushio
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing propargylamine compounds
Patent number
5,756,769
Issue date
May 26, 1998
Sumitomo Chemical Company, Ltd.
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing aminonitropyridines
Patent number
5,648,496
Issue date
Jul 15, 1997
Sumitomo Chemical Company, Limited
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing .beta.-nitroenamine
Patent number
5,639,895
Issue date
Jun 17, 1997
Sumitomo Chemical Company, Limited
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing .beta.-nitroenamine
Patent number
5,597,940
Issue date
Jan 28, 1997
Sumitomo Chemical Company, Limited
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR PRODUCING THIAZOLE COMPOUND
Publication number
20110054185
Publication date
Mar 3, 2011
Sumitomo Chemical Company, Limited
Kazuyuki Tanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Method for Producing Thiazole Compound
Publication number
20100094022
Publication date
Apr 15, 2010
Naoyuki Takano
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING PRIMARY AMINE COMPOUND
Publication number
20090287023
Publication date
Nov 19, 2009
Hiroshi Souda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR SELECTIVELY PRODUCING PRIMARY AMINE COMPOUND
Publication number
20090281325
Publication date
Nov 12, 2009
Naoyuki Takano
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCTION OF ALCOHOL COMPOUND
Publication number
20090259074
Publication date
Oct 15, 2009
Sumitomo Chemical Company, Limited
Toru Sakamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCTION OF ALCOHOL COMPOUND
Publication number
20090192336
Publication date
Jul 30, 2009
Toru Sakamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR NITRATING ISOUREA
Publication number
20090018364
Publication date
Jan 15, 2009
Kazuyuki Yamagata
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for preparing thiazole by aminomethylation
Publication number
20070197803
Publication date
Aug 23, 2007
Sumitomo Chemical Company, Limited
Naoyuki Takano
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for preparation of carotenoids
Publication number
20040204612
Publication date
Oct 14, 2004
Shinzo Seko
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for producing retinol and intermediate compounds for produc...
Publication number
20040082814
Publication date
Apr 29, 2004
Sumitomo Chemical Company, Limited
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for preparation of allyl sulfone derivatives and intermedia...
Publication number
20040054233
Publication date
Mar 18, 2004
Toshiya Takahasi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel sulfone derivatives and process for producing these
Publication number
20040034257
Publication date
Feb 19, 2004
Kazutaka Kimura
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for producing allyl halide compound
Publication number
20020107422
Publication date
Aug 8, 2002
Noriyuki Doi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for producing retinol and intermediate compounds for produc...
Publication number
20020058844
Publication date
May 16, 2002
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Dihalo-compound and process for producing vitamin A derivative
Publication number
20010025127
Publication date
Sep 27, 2001
Toshiya Takahashi
C07 - ORGANIC CHEMISTRY