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Takayuki Usui
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Nitrogen-containing heterocyclic compounds and therapeutic agents f...
Patent number
6,583,144
Issue date
Jun 24, 2003
Meiji Seika Kaisha, Ltd.
Naoto Ohkura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Nitrogenous heterocyclic compounds and hyperlipemia remedy containi...
Patent number
6,417,362
Issue date
Jul 9, 2002
Meiji Seika Kaisha, Ltd.
Naoto Ohkura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dibekacin derivatives and arbekacin derivatives active against resi...
Patent number
5,618,795
Issue date
Apr 8, 1997
Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
Shinichi Kondo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dibekacin derivatives and arbekacin derivatives active against resi...
Patent number
5,488,038
Issue date
Jan 30, 1996
Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
Shinichi Kondo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
16-membered macrolide derivative having sustained antibacterial act...
Patent number
5,444,174
Issue date
Aug 22, 1995
Meiji Seika Kaisha, Ltd.
Keiichi Ajito
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-piperidinecarboxylic acid derivative, oncogene suppressor and age...
Patent number
5,334,723
Issue date
Aug 2, 1994
Meiji Seika Kaisha, Ltd.
Tsuneo Okonogi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3"-Deoxystreptomycin production thereof and pharmaceutical composit...
Patent number
4,473,557
Issue date
Sep 25, 1984
Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
Hamao Umezawa
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Novel aminoglycoside antibiotics effective against methicillin resi...
Publication number
20070161581
Publication date
Jul 12, 2007
Nobuto Minowa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Nitrogen-containing heterocyclic compounds and therapeutic agents f...
Publication number
20020156276
Publication date
Oct 24, 2002
Naoto Ohkura
C07 - ORGANIC CHEMISTRY