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Tadashi Nagakura
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Ushiku-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Triazolone derivatives
Patent number
8,163,787
Issue date
Apr 24, 2012
Eisai R&D Management Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Triazolone derivatives
Patent number
7,928,228
Issue date
Apr 19, 2011
Eisai Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Triazolone derivatives
Patent number
7,816,522
Issue date
Oct 19, 2010
Eisai Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2,3-dihydro-iminoisoindole derivatives
Patent number
7,807,690
Issue date
Oct 5, 2010
Eisai R&D Management Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Condensed imidazole derivatives
Patent number
7,772,226
Issue date
Aug 10, 2010
Eisai R&D Management Co., Ltd.
Seiji Yoshikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pharmaceutical use of N-carbamoylazole derivatives
Patent number
7,238,720
Issue date
Jul 3, 2007
Eisai R & D Management Co. Ltd.
Nobuyuki Yasuda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Xanthine derivative and DPPIV inhibitor
Patent number
7,074,798
Issue date
Jul 11, 2006
Eisai Co., Ltd.
Seiji Yoshikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Amidino derivatives and anticoagulants and thrombosis therapeutic a...
Patent number
6,916,837
Issue date
Jul 12, 2005
Eisai Co., Ltd.
Takashi Satoh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phthalazine compounds and therapeutic agents for erectile dysfunction
Patent number
6,699,870
Issue date
Mar 2, 2004
Eisai Co., Ltd.
Nobuhisa Watanabe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phthalazine derivatives and remedies for erectile dysfunction
Patent number
6,498,159
Issue date
Dec 24, 2002
Eisai Co., Ltd.
Nobuhisa Watanabe
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
TRIAZOLONE DERIVATIVES
Publication number
20110112109
Publication date
May 12, 2011
Richard CLARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HYDRAZIDE DERIVATIVES
Publication number
20100240654
Publication date
Sep 23, 2010
Richard CLARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
TRIAZOLONE DERIVATIVES
Publication number
20100190783
Publication date
Jul 29, 2010
Richard CLARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2,3-DIHYDRO-IMINOISOINDOLE DERIVATIVES
Publication number
20100184981
Publication date
Jul 22, 2010
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2,3-DIHYDRO-IMINOISOINDOLE DERIVATIVES
Publication number
20090270433
Publication date
Oct 29, 2009
Eisai R&D Management Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CONDENSED IMIDAZOLE DERIVATIVES
Publication number
20090018331
Publication date
Jan 15, 2009
Eisai R & D Management Co., Ltd.
Seiji Yoshikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Hydrazide Derivatives
Publication number
20080132507
Publication date
Jun 5, 2008
Eisai R&D Management Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Triazolone derivatives
Publication number
20080015199
Publication date
Jan 17, 2008
Eisai R&D Management Co., Ltd.
Richard Clark
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel condensed imidazole derivatives
Publication number
20060100199
Publication date
May 11, 2006
Seiji Yoshikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Condensed imidazole derivatives
Publication number
20060063787
Publication date
Mar 23, 2006
Eisai Co., Ltd.
Seiji Yoshikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Pharmaceutical use of N-carbamoylazole derivatives
Publication number
20040186153
Publication date
Sep 23, 2004
Nobuyuki Yasuda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Condensed imidazole derivatives
Publication number
20040116328
Publication date
Jun 17, 2004
Eisai Co., Ltd.
Seiji Yoshikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Xanthine derivative and DPPIV inhibitor
Publication number
20040082570
Publication date
Apr 29, 2004
Eisai Co., Ltd.
Seiji Yoshikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Amidino derivatives, and anticoagulants and thrombosis therapeutic...
Publication number
20030181766
Publication date
Sep 25, 2003
Takashi Satoh
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Phthalazine compounds and therapeutic agents for erectile dysfunction
Publication number
20030105074
Publication date
Jun 5, 2003
EISAI CO., LTD.
Nobuhisa Watanabe
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Pharmaceutical use of N-carbamoylazole derivatives
Publication number
20030060494
Publication date
Mar 27, 2003
Nobuyuki Yasuda
C07 - ORGANIC CHEMISTRY