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Guemju Cha
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Iwakuni-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Heat dissipation sheet
Patent number
11,104,834
Issue date
Aug 31, 2021
Teijin Limited
Guemju Cha
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator for nonaqueous secondary battery, method for producing th...
Patent number
9,029,002
Issue date
May 12, 2015
Teijin Limited
Satoshi Nishikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator for nonaqueous secondary battery, method for producing th...
Patent number
8,597,816
Issue date
Dec 3, 2013
Teijin Limited
Satoshi Nishikawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Separator for nonaqueous secondary battery, method for producing th...
Patent number
7,976,987
Issue date
Jul 12, 2011
Teijin Limited
Satoshi Nishikawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
HEAT DISSIPATION SHEET
Publication number
20190300771
Publication date
Oct 3, 2019
TEIJIN LIMITED
Guemju CHA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING TH...
Publication number
20120321929
Publication date
Dec 20, 2012
TEIJIN LIMITED
Satoshi NISHIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING TH...
Publication number
20110171514
Publication date
Jul 14, 2011
TEIJIN LIMITED
Satoshi NISHIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR FOR NONAQUEOUS SECONDARY BATTERY, METHOD FOR PRODUCING TH...
Publication number
20100173187
Publication date
Jul 8, 2010
TEIJIN LIMITED
Satoshi Nishikawa
H01 - BASIC ELECTRIC ELEMENTS