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Yukiyoshi Yamazaki
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for improving optical purity of 2-hydroxycarboxylic acid or...
Patent number
9,682,913
Issue date
Jun 20, 2017
Kowa Company, Ltd.
Yukiyoshi Yamazaki
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spiroindoline compound, and medicinal agent comprising same
Patent number
8,921,576
Issue date
Dec 30, 2014
Kowa Company, Ltd.
Takahisa Ogamino
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of optically active PPAR-activating compound...
Patent number
7,790,903
Issue date
Sep 7, 2010
Kowa Co., Ltd.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing optically active 2-hydroxybutyric ester
Patent number
7,767,845
Issue date
Aug 3, 2010
Kowa Co., Ltd.
Minoru Koura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Processes for production of optically active PPAR-activating compou...
Patent number
7,714,141
Issue date
May 11, 2010
Kowa Co., Ltd.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing optically active ester
Patent number
7,582,791
Issue date
Sep 1, 2009
Kowa Co., Ltd.
Takaaki Araki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optically active PPAR-activating compound intermediate and method f...
Patent number
7,538,242
Issue date
May 26, 2009
Kowa Co., Ltd.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PPAR-activating compound
Patent number
7,301,033
Issue date
Nov 27, 2007
Kowa Co., Ltd.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PPAR-activating compound and pharmaceutical composition comprising...
Patent number
7,183,295
Issue date
Feb 27, 2007
Kowa Co., Ltd.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic diamine compound with condensed-ring groups
Patent number
7,135,473
Issue date
Nov 14, 2006
Kowa Co., Ltd.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Carboxylic compound and medicine comprising the same
Patent number
7,109,242
Issue date
Sep 19, 2006
Kowa Company, Ltd.
Keisuke Inoue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
PPAR-activating compound and pharmaceutical composition comprising...
Patent number
7,109,226
Issue date
Sep 19, 2006
Kowa Co., Ltd.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic amine compounds and pharmaceutical composition containing th...
Patent number
6,867,221
Issue date
Mar 15, 2005
Kowa Co., Ltd.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Benzoxazole compound and pharmaceutical composition containing the...
Patent number
6,653,334
Issue date
Nov 25, 2003
Kowa Co., Ltd.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic diamine compound with condensed-ring groups
Patent number
6,632,810
Issue date
Oct 14, 2003
Kowa Co., Ltd.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cyclic amine compounds and pharmaceutical composition containing th...
Patent number
6,605,620
Issue date
Aug 12, 2003
Kowa Co., Ltd.
Tatsuhiko Kodama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Unsymmetrical cyclic diamine compound
Patent number
6,552,188
Issue date
Apr 22, 2003
Kowa Co., Ltd.
Tatsuhiko Kodama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic diamine compound with 6-membered ring groups
Patent number
6,509,329
Issue date
Jan 21, 2003
Kowa Co., Ltd.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cyclic amine compounds and pharmaceutical composition containing th...
Patent number
6,498,169
Issue date
Dec 24, 2002
Kowa Co., Ltd.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cyclic diamine compound with 5-membered ring groups
Patent number
6,472,386
Issue date
Oct 29, 2002
Kowa Co., Ltd.
Tatsuhiko Kodama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Piperazine derivative
Patent number
6,432,957
Issue date
Aug 13, 2002
Kowa Co., Ltd.
Tatsuhiko Kodoma
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cyclic amine compounds and pharmaceutical composition containing th...
Patent number
6,395,753
Issue date
May 28, 2002
Kowa Co., Ltd.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridazine compounds and compositions containing the same
Patent number
6,348,468
Issue date
Feb 19, 2002
Kowa Co., Ltd.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Method for Improving Optical Purity of 2-Hydroxycarboxylic Acid or...
Publication number
20160060203
Publication date
Mar 3, 2016
Kowa Company, LTD.
Yukiyoshi YAMAZAKI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL SPIROINDOLINE COMPOUND, AND MEDICINAL AGENT COMPRISING SAME
Publication number
20140309207
Publication date
Oct 16, 2014
Takahisa Ogamino
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PYRIDAZINE DERIVATIVES AND MEDICINES CONTAINING THE SAME AS E...
Publication number
20090270399
Publication date
Oct 29, 2009
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING OPTICALLY ACTIVE 2-HYDROXYBUTYRIC ESTER
Publication number
20090209780
Publication date
Aug 20, 2009
Kowa Co., Ltd.
Minoru Koura
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING OPTICALLY ACTIVE ESTER
Publication number
20090118535
Publication date
May 7, 2009
Takaaki Araki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESSES FOR PRODUCTION OF OPTICALLY ACTIVE PPAR-ACTIVATING COMPOU...
Publication number
20090076280
Publication date
Mar 19, 2009
KOWA CO., LTD.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PYRIDAZINE DERIVATIVES AND MEDICINES CONTAINING THE SAME AS E...
Publication number
20090069332
Publication date
Mar 12, 2009
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
OPTICALLY ACTIVE PPAR-ACTIVATING COMPOUND INTERMEDIATE AND METHOD F...
Publication number
20090023944
Publication date
Jan 22, 2009
KOWA CO., LTD.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process For Production of Optically Active Ppar-Activating Compound...
Publication number
20080194833
Publication date
Aug 14, 2008
KOWA CO., LTD.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PYRIDAZINE DERIVATIVES AND MEDICINES CONTAINING THE SAME AS E...
Publication number
20080119474
Publication date
May 22, 2008
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL PYRIDAZINE DERIVATIVES AND MEDICINES CONTAINING THE SAME AS E...
Publication number
20070208025
Publication date
Sep 6, 2007
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel pyridazine derivatives and medicines containing the same as e...
Publication number
20070049595
Publication date
Mar 1, 2007
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PPAR-activating compound and pharmaceutical composition comprising...
Publication number
20060189667
Publication date
Aug 24, 2006
KOWA CO., LTD.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PPAR-activating compound
Publication number
20060167058
Publication date
Jul 27, 2006
KOWA CO., LTD.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel pyridazine derivatives and medicines containing the same as e...
Publication number
20060160804
Publication date
Jul 20, 2006
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel pyridazine derivatives and medicines containing the same as e...
Publication number
20050267113
Publication date
Dec 1, 2005
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Medicine for treating cancer
Publication number
20050176764
Publication date
Aug 11, 2005
KOWA CO., LTD.
Chikage Mataki
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PPAR-activating compound and pharmaceutical composition comprising...
Publication number
20050101636
Publication date
May 12, 2005
KOWA CO., LTD.
Yukiyoshi Yamazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel pyridazine derivatives and medicines containing the same as e...
Publication number
20050065155
Publication date
Mar 24, 2005
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Carboxylic compound and medicine comprising the same
Publication number
20050009909
Publication date
Jan 13, 2005
KOWA Company, Ltd.
Keisuke Inoue
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel pyridazine derivatives and medicines containing the same as e...
Publication number
20040147516
Publication date
Jul 29, 2004
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Cyclic diamine compound with condensed-ring groups
Publication number
20040058913
Publication date
Mar 25, 2004
KOWA CO., LTD.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Cyclic amine compounds and pharmaceutical composition containing th...
Publication number
20040010147
Publication date
Jan 15, 2004
KOWA CO., LTD.
Tatsuhiko Kodama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Cyclic diamine compound with condensed-ring groups
Publication number
20030060461
Publication date
Mar 27, 2003
Kowa Co., Ltd.
Tatsuhiko Kodama
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Unsymmetrical cyclic diamine compound
Publication number
20030022887
Publication date
Jan 30, 2003
Kowa Co., Ltd.
Tatsuhiko Komada
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel pyridazine derivatives and medicines containing the same as e...
Publication number
20020123496
Publication date
Sep 5, 2002
KOWA CO., LTD.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY