Takashi Ishiyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
(2-heteroarylamino) succinic acid derivatives
- Patent number 9,206,168
- Issue date Dec 8, 2015
- Daiichi Sankyo Company, Limited
- Tatsuya Nishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyrazole derivatives having a pyridazine and pyridine functionality
- Patent number 7,622,471
- Issue date Nov 24, 2009
- Daiichi Pharmaceutical Co., Ltd.
- Naoaki Kanaya
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pentacyclic Compound
- Patent number 6,646,123
- Issue date Nov 11, 2003
- Daiichi Pharmaceutical Co., Ltd.
- Hirofumi Terasawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pentacyclic compound
- Patent number 6,545,151
- Issue date Apr 8, 2003
- Daiichi Pharmaceutical Co., Ltd.
- Hirofumi Terasawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pentacyclic compound
- Patent number 6,211,363
- Issue date Apr 3, 2001
- Daiichi Pharamaceutical Co., Ltd.
- Hirofumi Terasawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pentacyclic compound
- Patent number 6,075,140
- Issue date Jun 13, 2000
- Daiichi Pharmaceutical Co., Ltd.
- Hirofumi Terasawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic composite coated steel sheet having a high corrosion resist...
- Patent number 5,795,660
- Issue date Aug 18, 1998
- NKK Corporation
- Naoto Yoshimi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
(2-HETEROARYLAMINO) SUCCINIC ACID DERIVATIVES
- Publication number 20150011574
- Publication date Jan 8, 2015
- DAIICHI SANKYO COMPANY, LIMITED
- Tatsuya NISHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyrazole Derivatives
- Publication number 20080064682
- Publication date Mar 13, 2008
- DAIICHI PHARMACEUTICAL CO., LTD.
- Naoaki Kanaya
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyrazole Derivative
- Publication number 20070254881
- Publication date Nov 1, 2007
- DAIICHI PHARMACEUTICAL CO., LTD.
- Naoaki Kanaya
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Amidopyrazole Derivative
- Publication number 20070219210
- Publication date Sep 20, 2007
- DAIICHI PHARMACEUTICAL CO., LTD.
- Naoaki Kanaya
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Five-membered heterocyclic derivative
- Publication number 20060189591
- Publication date Aug 24, 2006
- DAIICHI PHARMACEUTICAL CO., LTD.
- Toru Okayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Pyrazole derivative
- Publication number 20060128685
- Publication date Jun 15, 2006
- DAIICHI PHARMACEUTICAL CO., LTD.,
- Naoaki Kanaya
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Pentacyclic compound
- Publication number 20030162971
- Publication date Aug 28, 2003
- DAIICHI PHARMACEUTICAL CO., LTD.
- Hirofumi Terasawa
- C07 - ORGANIC CHEMISTRY