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Osamu Asano
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Ushiku-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimetho...
Patent number
8,530,654
Issue date
Sep 10, 2013
Eisai R&D Management Co., Ltd.
Eiichi Yamamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
4-(3-benzoylaminophenyl)-6,7-dimethoxy-2-methylaminoquinazoline der...
Patent number
7,939,540
Issue date
May 10, 2011
Eisai R&D Management Co., Ltd.
Kazuki Miyazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,3-dihydro-iminoisoindole derivatives
Patent number
7,807,690
Issue date
Oct 5, 2010
Eisai R&D Management Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Medicinal compositions promoting bowel movement
Patent number
7,189,717
Issue date
Mar 13, 2007
Eisai Co., Ltd.
Masahiro Yasuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pyrimidone compounds and pharmaceutical compositions containing the...
Patent number
7,160,892
Issue date
Jan 9, 2007
Eisai Co., Ltd.
Hitoshi Harada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Purine derivatives and adenosine A2 receptor antagonists serving as...
Patent number
RE39112
Issue date
May 30, 2006
Eisai Co., Ltd.
Osamu Asano
514 - Drug, bio-affecting and body treating compositions
Information
Patent Grant
Amidino derivatives and anticoagulants and thrombosis therapeutic a...
Patent number
6,916,837
Issue date
Jul 12, 2005
Eisai Co., Ltd.
Takashi Satoh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Condensed imidazole compounds and a therapeutic agent for diabetes...
Patent number
6,841,549
Issue date
Jan 11, 2005
Eisai Co., Ltd.
Osamu Asano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-aminopyridine compounds and use thereof as drugs
Patent number
6,750,232
Issue date
Jun 15, 2004
Eisai Co., Ltd.
Hitoshi Harada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Purine derivatives and adenosine A2 receptor antagonists serving as...
Patent number
6,579,868
Issue date
Jun 17, 2003
Eisai Co., Ltd.
Osamu Asano
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Anti-endotoxin compounds
Patent number
5,843,918
Issue date
Dec 1, 1998
Eisai Co., Ltd.
William J. Christ
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anti-endotoxin compounds
Patent number
5,756,718
Issue date
May 26, 1998
Eisai Co., Ltd.
William J. Christ
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anti-endotoxin compounds
Patent number
5,612,476
Issue date
Mar 18, 1997
Eisai Co., Ltd.
William J. Christ
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anti-endotoxin compounds
Patent number
5,530,113
Issue date
Jun 25, 1996
Eisai Co., Ltd.
William J. Christ
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-diazepine derivative and its pharmaceutical use
Patent number
5,482,937
Issue date
Jan 9, 1996
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Glycerin derivative and its pharmacological use
Patent number
5,476,863
Issue date
Dec 19, 1995
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Glycerin derivative and its pharmacological use
Patent number
5,476,864
Issue date
Dec 19, 1995
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-diazepine derivative and its pharmaceutical use
Patent number
5,468,740
Issue date
Nov 21, 1995
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-diazepine derivative and its pharmaceutical use
Patent number
5,438,045
Issue date
Aug 1, 1995
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-diazepine derivative and its pharmaceutical use
Patent number
5,409,909
Issue date
Apr 25, 1995
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Triazolo-1,4-diazepine derivatives and their use in pharmaceuticals
Patent number
5,382,579
Issue date
Jan 17, 1995
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-diazepine derivative and its pharmaceutical use
Patent number
5,304,553
Issue date
Apr 19, 1994
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Glycerin derivative and its pharmacological use
Patent number
5,273,985
Issue date
Dec 28, 1993
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Triazolo-1,4-diazepine derivatives and their use in pharmaceuticals
Patent number
5,221,671
Issue date
Jun 22, 1993
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Glycerin derivative and its pharmacological use
Patent number
5,037,827
Issue date
Aug 6, 1991
Eisai Co., Ltd.
Kazuo Okano
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
2,3-DIHYDRO-IMINOISOINDOLE DERIVATIVES
Publication number
20100184981
Publication date
Jul 22, 2010
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2,3-DIHYDRO-IMINOISOINDOLE DERIVATIVES
Publication number
20090270433
Publication date
Oct 29, 2009
Eisai R&D Management Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTALS, AMORPHOUS SUBSTANCES OR SALTS OF METHYL N-[3-(6,7-DIMETHO...
Publication number
20090062539
Publication date
Mar 5, 2009
Eisai R&D Management Co., Ltd.
Eiichi YAMAMOTO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
4-(3-benzoylaminophenyl)-6,7-dimethoxy-2-methylaminoquinazoline der...
Publication number
20070299094
Publication date
Dec 27, 2007
Eisai R&D Management Co., Ltd.
Kazuki Miyazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Pharmaceutical composition promoting defecation
Publication number
20070054876
Publication date
Mar 8, 2007
Masahiro Yasuda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Pharmaceutical composition promoting defecation
Publication number
20060270674
Publication date
Nov 30, 2006
Masahiro Yasuda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Pyrimidine compound and medicinal composition thereof
Publication number
20050004149
Publication date
Jan 6, 2005
Hitoshi Harada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Pyrimidone compounds and pharmaceutical compositions containing the...
Publication number
20040259865
Publication date
Dec 23, 2004
Hitoshi Harada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
2-Aminopyridine compounds and use thereof as drugs
Publication number
20040006082
Publication date
Jan 8, 2004
Hitoshi Harada
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Amidino derivatives, and anticoagulants and thrombosis therapeutic...
Publication number
20030181766
Publication date
Sep 25, 2003
Takashi Satoh
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Medicinal compositions promoting bowel movement
Publication number
20030171383
Publication date
Sep 11, 2003
Masahiro Yasuda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE