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Kazuhiro Aihara
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Yokohama-shi, Kanagawa-Ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
2-thioethenyl substituted carbapenem derivatives
Patent number
8,344,154
Issue date
Jan 1, 2013
Meiji Seika Kaisha, Ltd.
Takahisa Maruyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-thioethenyl substituted carbapenem derivatives
Patent number
7,687,490
Issue date
Mar 30, 2010
Meiji Seika Kaisha, Ltd.
Takahisa Maruyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Malonic acid monoesters and process for producing the same
Patent number
7,553,989
Issue date
Jun 30, 2009
Meiji Seika Kaisha, Ltd.
Takehiko Sawabe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystalline carbapenem intermediate
Patent number
7,482,445
Issue date
Jan 27, 2009
Meiji Seika Kaisha, Ltd.
Kazuhiro Aihara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbapenem derivatives
Patent number
6,908,913
Issue date
Jun 21, 2005
Meiji Seiki Kaisha, Ltd.
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbapenem derivatives of quarternary salt type
Patent number
6,825,187
Issue date
Nov 30, 2004
Meiji Seika Kaisha, Ltd.
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbapenum derivatives
Patent number
6,680,313
Issue date
Jan 20, 2004
Meiji Seika Kaisha, Ltd.
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbapenem derivatives
Patent number
6,677,331
Issue date
Jan 13, 2004
Meiji Seika Kaisha, Ltd.
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbapenem derivatives
Patent number
6,458,780
Issue date
Oct 1, 2002
Meiji Seika Kaisha, Ltd.
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbapenem derivatives
Patent number
6,310,056
Issue date
Oct 30, 2001
Meiji Seika Kaisha, Ltd.
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazo[5,1-b]thiazol-3-yl carbapenem antimicrobials
Patent number
6,180,622
Issue date
Jan 30, 2001
Meiji Seika Kaisha, Ltd.
Kazuhiro Aihara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbapenem derivatives
Patent number
5,990,101
Issue date
Nov 23, 1999
Meiji Seika Kabushiki Kaisha
Kazuhiro Aihara
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
2- thioethenyl substituted carbapenem derivatives
Publication number
20100145063
Publication date
Jun 10, 2010
Takahisa Maruyama
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Crystalline carbapenem intermediate
Publication number
20070167620
Publication date
Jul 19, 2007
Meiji Seika Kaisha, Ltd.
Kazuhiro Aihara
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-Thioethenyl substituted carbapenem derivatives
Publication number
20070004700
Publication date
Jan 4, 2007
Meiji Seika Kaisha, Ltd.
Takahisa Maruyama
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel carbapenem derivatives
Publication number
20040038967
Publication date
Feb 26, 2004
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel carbapenem derivatives
Publication number
20030149016
Publication date
Aug 7, 2003
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel carbapenum derivatives
Publication number
20030027809
Publication date
Feb 6, 2003
Yuko Kano
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel carbapenem derivatives of quarternary salt type
Publication number
20030022881
Publication date
Jan 30, 2003
Yuko Kano
C07 - ORGANIC CHEMISTRY