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Kazuhisa Narita
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Tokyo, JP
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last 30 patents
Information
Patent Grant
Remedies/preventives for frequent urination/urinary incontinence an...
Patent number
6,221,868
Issue date
Apr 24, 2001
Nippon Kayaku Kabushiki Kaisha
Ichiro Koga
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 6,7-diacyl-7-deacetylforskolin deriv...
Patent number
5,610,315
Issue date
Mar 11, 1997
Nippon Kayaku Kabushiki Kaisha
Tochiro Tatee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phenoxyphosphoryloxymethyl cyclobutyl purines
Patent number
5,324,730
Issue date
Jun 28, 1994
Nippon Kayaku Kabushiki Kaisha
Yuh-ichiro Ichikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of 6,7-diacyl-7-deacetylforskolin deriv...
Patent number
5,302,730
Issue date
Apr 12, 1994
Tochiro Tatee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Certain chroman derivatives useful for treating symptoms caused by...
Patent number
5,296,492
Issue date
Mar 22, 1994
Nippon Kayaku Kabushiki Kaisha
Akira Shiozawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing optically active cyclobutylamines
Patent number
5,166,397
Issue date
Nov 24, 1992
Nippon Kayaku Kabushiki Kaisha
Kazuhisa Narita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing an optically active aminoketone derivative
Patent number
5,103,022
Issue date
Apr 7, 1992
Nippon Kayaku Kabushiki Kaisha
Akira Shiozawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Derivatives of an aminoketone
Patent number
5,057,535
Issue date
Oct 15, 1991
Nippon Kayaku Kabushiki Kaisha
Akira Shiozawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Forskolin compounds
Patent number
4,954,642
Issue date
Sep 4, 1990
Nippon Kayaku Kabushiki Kaisha
Tochiro Tatee
C07 - ORGANIC CHEMISTRY