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Tatsuo Ohtsuka
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Fujisawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Polycyclic compounds exhibiting anti-tumor activities
Patent number
6,946,472
Issue date
Sep 20, 2005
Hoffman-La Roche Inc.
Kenichi Kawasaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polycyclic compounds
Patent number
6,680,326
Issue date
Jan 20, 2004
Hoffmann-La Roche Inc.
Tsunehisa Aoyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bicyclic compounds
Patent number
6,376,491
Issue date
Apr 23, 2002
Basilea Pharmaceutica AG
Yuhko Aoki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hispidospermidin
Patent number
5,430,050
Issue date
Jul 4, 1995
Hoffmann-La Roche Inc.
Tatsuo Ohtsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyrido(3,2,1-IJ)-1,3,4-benzoxadiazine derivatives
Patent number
4,864,023
Issue date
Sep 5, 1989
Hoffmann-La Roche Inc.
Kazuteru Yokose
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyrido(3,2,1-IJ)-1,3,4 benzoxadiazine derivatives
Patent number
4,801,584
Issue date
Jan 31, 1989
Hoffmann-La Roche Inc.
Kazuteru Yokose
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Polycyclic compounds exhibiting anti-tumor activities
Publication number
20030229098
Publication date
Dec 11, 2003
Kenichi Kawasaki
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Polycyclic compounds
Publication number
20030073691
Publication date
Apr 17, 2003
Tsunehisa Aoyama
C07 - ORGANIC CHEMISTRY