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Yasuyuki Takeda
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pyrimidine derivative
Patent number
11,034,659
Issue date
Jun 15, 2021
Daiichi Sankyo Company, Limited
Yasuyuki Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazo[1,2-b]pyridazine derivatives as kinase inhibitors
Patent number
9,751,887
Issue date
Sep 5, 2017
Daiichi Sankyo Company, Limited
Yasuyuki Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazo[1,2-b]pyridazine derivatives as kinase inhibitors
Patent number
9,187,489
Issue date
Nov 17, 2015
Daiichi Sankyo Company, Limited
Yasuyuki Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparation of tetrasubstituted 5-azaspiro[2.4]- heptan...
Patent number
7,842,818
Issue date
Nov 30, 2010
Daiichi Sankyo Company, Limited
Hisashi Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Epoxy resin composition
Patent number
7,727,426
Issue date
Jun 1, 2010
Nippon Steel Chemical Co., Ltd.
Kazumasa Kobayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Pentacyclic taxan compound
Patent number
6,677,456
Issue date
Jan 13, 2004
Daiichi Pharmaceutical Co., Ltd.
Tsunehiko Soga
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Modified phenolic hydroxyl-containing resin by reacting epoxy resin...
Patent number
6,569,959
Issue date
May 27, 2003
Tohto Kasei Co., Ltd.
Shuya Shinohara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Phenolic hydroxyl-containing resin by reacting epoxy resin with exc...
Patent number
6,046,284
Issue date
Apr 4, 2000
Tohto Kasei Co Ltd
Shuya Shinohara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aminophenol derivatives
Patent number
5,919,824
Issue date
Jul 6, 1999
Daiichi Pharmaceutical Co., Ltd.
Shuichi Yokohama
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PYRIMIDINE DERIVATIVE
Publication number
20200172494
Publication date
Jun 4, 2020
DAIICHI SANKYO COMPANY, LIMITED
Yasuyuki Takeda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
IMIDAZO[1,2-b]PYRIDAZINE DERIVATIVES AS KINASE INHIBITORS
Publication number
20160046639
Publication date
Feb 18, 2016
DAIICHI SANKYO COMPANY, LIMITED
Yasuyuki Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
IMIDAZO[1,2-b]PYRIDAZINE DERIVATIVES AS KINASE INHIBITORS
Publication number
20150051190
Publication date
Feb 19, 2015
DAIICHI SANKYO COMPANY, LIMITED
Yasuyuki Takeda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARATION OF TETRASUBSTITUTED 5-AZASPIRO[2.4]- HEPTAN...
Publication number
20090270637
Publication date
Oct 29, 2009
DAIICHI SANKYO COMPANY, LIMITED
Hisashi Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Epoxy resin composition
Publication number
20090215969
Publication date
Aug 27, 2009
NIPPON STEEL CHEMICAL CO., LTD.
Kazumasa Kobayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Taxane Compound Having Azetidine Ring Structure
Publication number
20090186868
Publication date
Jul 23, 2009
Daiichi Sankyo Company Limited
Kouichi Uoto
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Epoxy Resin Composition And Epoxy-Polysiloxane Coating Composition
Publication number
20070202339
Publication date
Aug 30, 2007
NIPPON STEEL CHEMICAL CO., LTD.
Mutsumi Yoshida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Pentacyclic taxan compound
Publication number
20020143178
Publication date
Oct 3, 2002
DAIICHI PHARMACEUTICAL CO., LTD.
Tsunehiko Soga
C07 - ORGANIC CHEMISTRY