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Naohito Ohashi
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Quinazolinone derivative
Patent number
7,329,665
Issue date
Feb 12, 2008
Dainippon Sumitomo Pharma Co., Ltd.
Masami Muraoka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Rho kinase inhibitors
Patent number
7,199,147
Issue date
Apr 3, 2007
Dainippon Sumitomo Pharma Co., Ltd.
Naonori Imazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted guanidine derivatives
Patent number
6,734,205
Issue date
May 11, 2004
Sumitomo Pharmaceuticals Company Limited
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Quinazolinone derivatives
Patent number
6,645,971
Issue date
Nov 11, 2003
Sumitomo Pharmaceuticals Company Limited
Masami Muraoka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridone derivatives and process for preparing the same
Patent number
6,452,008
Issue date
Sep 17, 2002
Sumitomo Pharmaceuticals Company, Limited
Masami Muraoka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Naphthyridine derivatives
Patent number
6,420,381
Issue date
Jul 16, 2002
Sumitomo Pharmaceuticals Company, Limited
Masami Muraoka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted guanidine derivatives and process for producing the same
Patent number
6,369,110
Issue date
Apr 9, 2002
Sumitomo Pharmaceuticals Company
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of pyridone derivatives using phthalimido containing st...
Patent number
6,300,500
Issue date
Oct 9, 2001
Sumitomo Pharmaceuticals Company, Limited
Masami Muraoka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted guanidine derivatives, process for production thereof,...
Patent number
6,271,251
Issue date
Aug 7, 2001
Sumitomo Pharmaceuticals Company Limited
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Indoloylguanidine derivatives
Patent number
6,248,772
Issue date
Jun 19, 2001
Sumitomo Pharmaceuticals Co., Ltd.
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Indoloylguanidine derivatives
Patent number
6,169,107
Issue date
Jan 2, 2001
Sumitomo Pharmaceutical Co., Ltd.
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
LDL receptor gene expression promoters
Patent number
6,159,974
Issue date
Dec 12, 2000
Sumitomo Pharmaceuticals Company, Limited
Yoshihide Ueno
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted guanidine derivatives, process for production thereof,...
Patent number
5,977,100
Issue date
Nov 2, 1999
Sumitomo Pharmaceuticals Company, Limited
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Naphthyridine derivatives
Patent number
5,843,957
Issue date
Dec 1, 1998
Sumitomo Pharmaceuticals Company, Ltd.
Masami Muraoka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Substituted guanidine derivatives, process for production thereof,...
Patent number
5,834,454
Issue date
Nov 10, 1998
Sumitomo Pharmaceuticals Company, Limited
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted guanidine derivatives
Patent number
5,814,654
Issue date
Sep 29, 1998
Sumitomo Pharmaceuticals Company, Limited
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tumor necrosis factor production inhibitors
Patent number
5,648,359
Issue date
Jul 15, 1997
Sumitomo Pharmaceuticals Company, Limited
Naohito Ohashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Selective production of threo-epoxy compounds
Patent number
5,159,089
Issue date
Oct 27, 1992
Sumitomo Pharmaceuticals Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aminonaphthacene derivatives
Patent number
4,673,668
Issue date
Jun 16, 1987
Sumitomo Pharmaceuticals Company
Kikuo Ishizumi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of optically active cis-1,3-dibenzyl-hexahydro-1H-furo[...
Patent number
4,544,635
Issue date
Oct 1, 1985
Sumitomo Chemical Co., Ltd.
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aminonaphthacene derivatives and their use
Patent number
4,540,695
Issue date
Sep 10, 1985
Sumitomo Chemical Co., Ltd.
Kikuo Ishizumi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Intermediates to optically active cis-1,3-dibenzyl-hexahydro-1H-fur...
Patent number
4,496,739
Issue date
Jan 29, 1985
Sumitomo Chemical Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing threo-3-(3,4-dihydroxyphenyl)serine
Patent number
4,480,109
Issue date
Oct 30, 1984
Sumitomo Chemical Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Racemization of an .alpha.-methyl-.beta.-acylthiopropionic acid
Patent number
4,411,836
Issue date
Oct 25, 1983
Sumitomo Chemical Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optical resolution of acylthiopropionic acid
Patent number
4,325,886
Issue date
Apr 20, 1982
Sumitomo Chemical Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of optically active threo-3-(3,4-dihydro...
Patent number
4,319,040
Issue date
Mar 9, 1982
Sumitomo Chemical Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resolution of mercaptopropionic acids
Patent number
4,297,282
Issue date
Oct 27, 1981
Sumitomo Chemical Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for separation of diastereoisomeric 3-(3,4-dibenzyloxyphenyl...
Patent number
4,246,428
Issue date
Jan 20, 1981
Sumitomo Chemical Company, Limited
Naohito Ohashi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Quinazolinone derivative
Publication number
20050032819
Publication date
Feb 10, 2005
Masami Muraoka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Rho kinase inhibitors
Publication number
20040138286
Publication date
Jul 15, 2004
Naonori Imazaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Tricyclic quinazolinediones
Publication number
20030105118
Publication date
Jun 5, 2003
Shuji Masumoto
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted guanidine derivatives
Publication number
20030018056
Publication date
Jan 23, 2003
Masahumi Kitano
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Pyridone derivatives and process for preparing the same
Publication number
20010051732
Publication date
Dec 13, 2001
SUMITOMO PHARMACEUTICALS COMPANY, LIMITED
Masami Muraoka
C07 - ORGANIC CHEMISTRY