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Kouichi Takei
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Ibaraki-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lithium ion secondary battery including aluminum silicate
Patent number
11,031,600
Issue date
Jun 8, 2021
LG ENERGY SOLUTION, LTD.
Kaoru Konno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Artificial graphite particles and method for manufacturing same, no...
Patent number
8,211,571
Issue date
Jul 3, 2012
Hitachi Chemical Company, Ltd.
Kouichi Takei
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Non-aqueous electrolyte secondary battery-use cathode material, pro...
Patent number
7,947,394
Issue date
May 24, 2011
Hitachi Chemical Co., Ltd.
Kouichi Takei
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Artificial graphite particles and method for manufacturing same, no...
Patent number
7,829,222
Issue date
Nov 9, 2010
Hitachi Chemical Company, Ltd.
Kouichi Takei
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Lithium secondary battery, and process for producing the same
Patent number
7,416,814
Issue date
Aug 26, 2008
Hitachi, Ltd.
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium secondary battery, and process for producing the same
Patent number
6,524,749
Issue date
Feb 25, 2003
Hitachi, Ltd.
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Process for producing silica glass
Patent number
5,871,558
Issue date
Feb 16, 1999
Hitachi Chemical Company, Ltd.
Kouichi Takei
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
LITHIUM ION SECONDARY BATTERY
Publication number
20180006309
Publication date
Jan 4, 2018
Hitachi Chemical Company, Ltd.
Kaoru KONNO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ARTIFICIAL GRAPHITE PARTICLES AND METHOD FOR MANUFACTURING SAME, NO...
Publication number
20110045354
Publication date
Feb 24, 2011
Hitachi Chemical Company, Ltd.
Kouichi Takei
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Non-aqueous electrolyte secondary battery-use cathode material, pro...
Publication number
20070015056
Publication date
Jan 18, 2007
Kouichi Takei
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Artifical graphite particle and method for producing the same, nona...
Publication number
20040115117
Publication date
Jun 17, 2004
Kouichi Takei
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lithium secondary battery, and process for producing the same
Publication number
20030091901
Publication date
May 15, 2003
Junya Kaneda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...