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Tomokazu Kumeuchi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Stacked secondary battery with separator between electrodes
Patent number
9,472,796
Issue date
Oct 18, 2016
NEC Energy Devices, Ltd.
Shinsuke Enomoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for manufacturing lithium ion secondary battery, and packagi...
Patent number
8,814,955
Issue date
Aug 26, 2014
NEC Energy Devices, Ltd.
Tomokazu Kumeuchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Film-covered battery and assembled battery
Patent number
8,617,731
Issue date
Dec 31, 2013
NEC Energy Devices, Ltd.
Tomokazu Kumeuchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Film-covered battery and assembled battery
Patent number
8,586,219
Issue date
Nov 19, 2013
NEC Energy Devices, Ltd.
Tomokazu Kumeuchi
Information
Patent Grant
Method for production of stacked battery
Patent number
8,491,673
Issue date
Jul 23, 2013
NEC Energy Devices, Ltd.
Takao Daidoji
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Stacked secondary battery
Patent number
8,450,007
Issue date
May 28, 2013
NEC Energy Devices, Ltd.
Shinsuke Enomoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Stacked battery module and battery pack
Patent number
8,049,463
Issue date
Nov 1, 2011
NEC Energy Devices, Ltd.
Tomokazu Kumeuchi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Positive electrode active material for secondary battery, positive...
Patent number
7,556,889
Issue date
Jul 7, 2009
NEC Corporation
Tomokazu Kumeuchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for producing a pressurized package for a film packed battery
Patent number
6,558,438
Issue date
May 6, 2003
NEC Corporation
Masaharu Satoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Liquid electrolyte solution including a halogenated and aliphatic p...
Patent number
6,444,359
Issue date
Sep 3, 2002
NEC Corporation
Masaharu Satoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of fabricating an electrode used for a prismatic cell
Patent number
6,156,080
Issue date
Dec 5, 2000
Nippon Mori Energy Corporation
Tomokazu Kumeuchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
FILM-COVERED BATTERY AND ASSEMBLED BATTERY
Publication number
20140038002
Publication date
Feb 6, 2014
Tomokazu KUMEUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STACKED SECONDARY BATTERY
Publication number
20130171497
Publication date
Jul 4, 2013
NEC ENERGY DEVICES, LTD.
Shinsuke Enomoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY
Publication number
20120227253
Publication date
Sep 13, 2012
NEC ENERGY DEVICES, LTD.
Tomokazu Kumeuchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
STACKED BATTERY AND METHOD OF PRODUCING THE SAME
Publication number
20120177975
Publication date
Jul 12, 2012
NEC Corporation
Hiroshi Yageta
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LITHIUM ION SECONDARY BATTERY
Publication number
20100062332
Publication date
Mar 11, 2010
NEC Tokin Corporation
Tomokazu Kumeuchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
STACKED SECONDARY BATTERY
Publication number
20100028769
Publication date
Feb 4, 2010
NEC Tokin Corporation
Shinsuke Enomoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method for production of stacked battery
Publication number
20080060189
Publication date
Mar 13, 2008
NEC Tokin Corporation
Takao Daidoji
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
FILM-COVERED BATTERY AND ASSEMBLED BATTERY
Publication number
20070190402
Publication date
Aug 16, 2007
NEC Tokin Corporation
Tomokazu KUMEUCHI
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Stacked battery module and battery pack
Publication number
20070120526
Publication date
May 31, 2007
NEC Tokin Corporation
Tomokazu Kumeuchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Positive electrode active material for secondary battery, positive...
Publication number
20060035151
Publication date
Feb 16, 2006
Tomokazu Kumeuchi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Secondary cell
Publication number
20040072071
Publication date
Apr 15, 2004
Mikio Watanabe
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electrolyte solution and secondary battery
Publication number
20020001754
Publication date
Jan 3, 2002
NEC Corporation
Masaharu Satoh
H01 - BASIC ELECTRIC ELEMENTS