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Toyoaki Ishikura
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Yokohama-Shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Tricyclic triazolobenzazepine derivatives, process for producing th...
Patent number
7,238,812
Issue date
Jul 3, 2007
Meji Seika Kaisha, Ltd.
Yasuo Ohtsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Amorphous substance of tricyclic triazolobenzazepine derivative
Patent number
7,229,985
Issue date
Jun 12, 2007
Meiji Seika Kaisha, Ltd.
Toyoaki Ishikura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tricyclic triazolobenzazepine derivatives, process for producing th...
Patent number
7,022,860
Issue date
Apr 4, 2006
Meiji Seika Kaisha, Ltd.
Yasuo Ohtsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tricyclic triazolobenzazepine derivatives, process for producing th...
Patent number
6,372,735
Issue date
Apr 16, 2002
Meiji Seika Kaisha, Ltd.
Yasuo Ohtsuka
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Product of coprecipitation of sparingly soluble substance and water...
Publication number
20070167402
Publication date
Jul 19, 2007
Meiji Seika Kaisha, Ltd.
Toyoaki Ishikura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Tricyclic triazolobenzazepine derivatives, process for producing th...
Publication number
20060074074
Publication date
Apr 6, 2006
Yasuo Ohtsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Amorphous substance of tricyclic triazolobenzazepine derivative
Publication number
20050130955
Publication date
Jun 16, 2005
Meiji Seika Kaisha, Ltd.
Toyoaki Ishikura
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Tricyclic triazolobenzazepine derivatives, process for producing th...
Publication number
20020137739
Publication date
Sep 26, 2002
Yasuo Ohtsuka
C07 - ORGANIC CHEMISTRY