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Yoshinori Kyotani
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Higashiyamato, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Water-soluble phenylpyridazine derivative and medicine containing t...
Patent number
7,211,577
Issue date
May 1, 2007
Kowa Co., Ltd.
Yoshinori Kyotani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
Water-soluble phenylpyridazine compounds and compositions containin...
Patent number
7,087,606
Issue date
Aug 8, 2006
Kowa Co., Ltd.
Yoshinori Kyotani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Water-soluble phenylpyridazine compounds and compositions containin...
Patent number
6,869,954
Issue date
Mar 22, 2005
Kowa Co., Ltd.
Yoshinori Kyotani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
Water-soluble phenylpyridazine compounds and compositions containin...
Patent number
6,861,428
Issue date
Mar 1, 2005
Kowa Co., Ltd.
Yoshinori Kyotani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridazin-3-one derivatives and medicines containing the same
Patent number
6,680,316
Issue date
Jan 20, 2004
Kowa Co., Ltd.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phenylpyridazine compounds and medicines containing the same
Patent number
6,664,256
Issue date
Dec 16, 2003
Kowa Co., Ltd.
Masao Ohkuchi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
Pyridazine derivatives and drugs containing the same as the active...
Patent number
6,403,586
Issue date
Jun 11, 2002
Kowa Co., Ltd.
Masao Ohkuchi
C07 - ORGANIC CHEMISTRY
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
Information
Patent Grant
Quinoline derivatives or salt thereof and remedy for cardiac diseas...
Patent number
5,576,324
Issue date
Nov 19, 1996
Kowa Co., Ltd.
Yoshinori Kyotani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Indole derivatives, salts thereof, and congestive heart failure the...
Patent number
5,510,366
Issue date
Apr 23, 1996
Kowa Co., Ltd.
Yoshinori Kyotani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Piperazines and homopiperazines
Patent number
4,960,883
Issue date
Oct 2, 1990
Kowa Company, Ltd.
Sohei Tanabe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfonamid compound useful for treating cardiovascular disorders
Patent number
4,948,892
Issue date
Aug 14, 1990
Kowa Comp., Ltd.
Sohei Tanabe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of acemetacin
Patent number
4,603,210
Issue date
Jul 29, 1986
Troponwerke GmbH & Co. KG
Yasuo Kikugawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3-Alkylidine azetidine compound and their production
Patent number
4,511,509
Issue date
Apr 16, 1985
Kowa Co. Ltd.
Hamao Umezawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aromatic aminoethanol compounds, and utilization thereof as cardiov...
Patent number
4,482,562
Issue date
Nov 13, 1984
Kowa Company, Ltd.
Masami Shiratsuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dihydrobenzopyran compounds and pharmaceutical composition comprisi...
Patent number
4,394,382
Issue date
Jul 19, 1983
Kowa Company, Ltd.
Masami Shiratsuchi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Certain phenyl or pyridyl-propanol-amines containing alkyl-nitrate...
Patent number
4,374,840
Issue date
Feb 22, 1983
Kowa Company, Ltd.
Masami Shiratsuchi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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
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
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
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
Water-soluble phenylpyridazine derivative and medicine containing t...
Publication number
20060142292
Publication date
Jun 29, 2006
KOWA CO., LTD.
Yoshinori Kyotani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
Water-soluble phenylpyridazine compounds and compositions containin...
Publication number
20050085480
Publication date
Apr 21, 2005
KOWA CO., LTD.
Yoshinori Kyotani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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
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
Water-soluble phenylpyridazine compounds and compositions containin...
Publication number
20040002497
Publication date
Jan 1, 2004
KOWA CO., LTD.
Yoshinori Kyotani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Water-soluble phenylpyridazine compounds and compositions containin...
Publication number
20030119838
Publication date
Jun 26, 2003
KOWA CO., LTD.
Yoshinori Kyotani
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