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Tadanori Tsunawaki
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Fukuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for manufacturing negative-electrode carbon material, and...
Patent number
10,044,024
Issue date
Aug 7, 2018
NIPPON POWER GRAPHITE CO., LTD.
Tatsuo Umeno
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Negative electrode material for lithium ion secondary batteries, an...
Patent number
9,312,532
Issue date
Apr 12, 2016
Nippon Coke & Engineering Co., Ltd.
Tatsuo Umeno
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Graphite particles and process for production thereof
Patent number
6,939,526
Issue date
Sep 6, 2005
Mitsui Mining Co., Ltd.
Kenji Fukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Anode material for lithium secondary battery, process for productio...
Patent number
6,884,545
Issue date
Apr 26, 2005
Mitsui Mining Co., Ltd.
Kenji Fukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Composite material for anode of lithium secondary battery, and lith...
Patent number
6,770,399
Issue date
Aug 3, 2004
Mitsui Mining Co., Ltd.
Tatsuo Umeno
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Anode material for lithium secondary battery, process for productio...
Patent number
6,432,583
Issue date
Aug 13, 2002
Mitsui Mining Co., Ltd.
Kenji Fukuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Anode material for lithium secondary battery, lithium secondary bat...
Patent number
6,383,686
Issue date
May 7, 2002
Mitsui Mining Co., Ltd.
Tatsuo Umeno
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
APPARATUS FOR MANUFACTURING NEGATIVE-ELECTRODE CARBON MATERIAL, AND...
Publication number
20180315994
Publication date
Nov 1, 2018
NIPPON POWER GRAPHITE CO., LTD.
TATSUO UMENO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
APPARATUS FOR MANUFACTURING NEGATIVE-ELECTRODE CARBON MATERIAL, AND...
Publication number
20180013127
Publication date
Jan 11, 2018
NIPPON POWER GRAPHITE CO., LTD.
TATSUO UMENO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
APPARATUS FOR MANUFACTURING NEGATIVE-ELECTRODE CARBON MATERIAL, AND...
Publication number
20150303447
Publication date
Oct 22, 2015
Nippon Coke & Engineering Co., Ltd.
Tatsuo UMENO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERIES, AN...
Publication number
20130309578
Publication date
Nov 21, 2013
Tatsuo Umeno
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Anode material for lithium secondary battery, process for productio...
Publication number
20020197534
Publication date
Dec 26, 2002
Mitsui Mining Co., Ltd.
Kenji Fukuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Graphite particles and process for production thereof
Publication number
20020197201
Publication date
Dec 26, 2002
Mitsui Mining Co., Ltd.
Kenji Fukuda
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Composite material for anode of lithium secondary battery, and lith...
Publication number
20020086211
Publication date
Jul 4, 2002
Mitsui Mining Co., Ltd.
Tatsuo Umeno
H01 - BASIC ELECTRIC ELEMENTS