Eiichi Yamamoto

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Tsukuba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Crystals, amorphous substances or salts of methyl N-[3-(6,7-dimetho...
- Patent number 8,530,654
- Issue date Sep 10, 2013
- Eisai R&D Management Co., Ltd.
- Eiichi Yamamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine derivatives substituted by heterocyclic ring and phosphono...
- Patent number 8,507,530
- Issue date Aug 13, 2013
- Eisai R&D Management Co., Ltd.
- Keigo Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterocycle-substituted pyridine derivative's salt or crystal thereof
- Patent number 8,058,444
- Issue date Nov 15, 2011
- Eisai R&D Management Co., Ltd.
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystal of two-ring heterocyclic sulfonamide compound
- Patent number 7,521,472
- Issue date Apr 21, 2009
- Eisai R&D Management Co., Ltd.
- Eiichi Yamamoto
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PYRIDINE DERIVATIVES SUBSTITUTED BY HETEROCYCLIC RING AND PHOSPHONO...
- Publication number 20090082403
- Publication date Mar 26, 2009
- Keigo Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CRYSTALS, AMORPHOUS SUBSTANCES OR SALTS OF METHYL N-[3-(6,7-DIMETHO...
- Publication number 20090062539
- Publication date Mar 5, 2009
- Eisai R&D Management Co., Ltd.
- Eiichi YAMAMOTO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
HETEROCYCLE-SUBSTITUTED PYRIDINE DERIVATIVE'S SALT OR CRYSTAL THEREOF
- Publication number 20080275244
- Publication date Nov 6, 2008
- Jun Niijima
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Crystal of Two-Ring Heterocyclic Sulfonamide Compound
- Publication number 20070299266
- Publication date Dec 27, 2007
- Eiichi Yamamoto
- C07 - ORGANIC CHEMISTRY