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Koji Tatsumi
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Kanagawa-Ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Process for producing lithium-containing composite oxide
Patent number
8,551,658
Issue date
Oct 8, 2013
AGC Seimi Chemical Co., Ltd.
Ryoji Yamada
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for producing lithium-containing composite oxide for positi...
Patent number
8,287,828
Issue date
Oct 16, 2012
AGC Seimi Chemical Co., Ltd.
Takeshi Kawasato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Hydrogen storage alloy, production method therefor and nickel-hydro...
Patent number
7,935,305
Issue date
May 3, 2011
Santoku Corporation
Kiyofumi Takamaru
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium-containing composite oxide and its production process
Patent number
7,709,148
Issue date
May 4, 2010
AGC Seimi Chemical Co., Ltd.
Takeshi Kawasato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Positive electrode material for lithium secondary cell and process...
Patent number
7,615,315
Issue date
Nov 10, 2009
Seimi Chemical Co., Ltd.
Koji Tatsumi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Positive electrode material for lithium secondary battery and proce...
Patent number
7,504,180
Issue date
Mar 17, 2009
Seimi Chemical Co., Ltd.
Koji Tatsumi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Process for producing positive electrode active material for lithiu...
Patent number
7,270,797
Issue date
Sep 18, 2007
Seimi Chemical Co., Ltd.
Manabu Suhara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for producing anode for rechargeable battery
Patent number
7,160,502
Issue date
Jan 9, 2007
Santoku Corporation
Kiyofumi Takamaru
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
HYDROGEN STORAGE ALLOY, PRODUCTION METHOD THEREFOR AND NICKEL-HYDRO...
Publication number
20100301283
Publication date
Dec 2, 2010
Santoku Corporation
Kiyofumi Takamaru
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
GRANULAR POWDER OF TRANSITION METAL COMPOUND AS RAW MATERIAL FOR CA...
Publication number
20100196761
Publication date
Aug 5, 2010
AGC Seimi Chemical Co., Ltd.
Koji Tatsumi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LITHIUM-CONTAINING COMPOSITE OXIDE AND ITS PRODUCTION PROCESS
Publication number
20080131780
Publication date
Jun 5, 2008
AGC Seimi Chemical Co., Ltd.
Takeshi KAWASATO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
HYDROGEN STORAGE ALLOYS, METHOD FOR PRODUCING THE SAME, AND ANODES...
Publication number
20080014502
Publication date
Jan 17, 2008
Santoku Corporation
Kiyofumi Takamaru
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PROCESS FOR PRODUCING LITHIUM-CONTAINING COMPOSITE OXIDE
Publication number
20070264573
Publication date
Nov 15, 2007
AGC Seimi Chemical Co., Ltd.
Ryoji Yamada
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Positive electrode material for lithium secondary cell and process...
Publication number
20060222951
Publication date
Oct 5, 2006
Koji Tatsumi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Process for producing lithium-containing composite oxide for positi...
Publication number
20060154146
Publication date
Jul 13, 2006
Seimi Chemical Co., Ltd.
Takeshi Kawasato
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Positive electrode material for lithium secondary battery and proce...
Publication number
20050250013
Publication date
Nov 10, 2005
Seimi Chemical Co., Ltd.
Koji Tatsumi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Process for producing positive electrode active material for lithiu...
Publication number
20050220701
Publication date
Oct 6, 2005
Seimi Chemical Co., Ltd.
Manabu Suhara
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for fabricating negative electrode for secondary cell
Publication number
20040217327
Publication date
Nov 4, 2004
Kiyofumi Takamaru
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Hydrogen storage alloy, production method therefor and ickel-hydrog...
Publication number
20040159377
Publication date
Aug 19, 2004
Kiyofumi Takamaru
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...