US Patent 7758842 Filmy graphite and process for producing the same
Patent 7758842 was granted and assigned to Kaneka Corporation on July, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A process for producing a filmy graphite includes the steps of forming a polyimide film having a birefringence of 0.12 or more and heat-treating the polyimide film at 2,400° C. or higher.
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Patent Inventor Names
Kiyokazu Akahori0
Mutsuaki Murakami0
Yasushi Nishikawa0
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Official Website
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US Patent 07758842 Filmy graphite and process for producing the same US Patent 7758842 Filmy graphite and process for producing the same
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Patent Number
077588420
Patent Number
77588420
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
077588420
Date of Patent
July 20, 2010
0Patent Application Number
105700740
Date Filed
September 2, 2003
0Official Website
Patent Primary Examiner
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US Patent 07758842 Filmy graphite and process for producing the same
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07758842
Date of patent
July 20, 2010
Patent application number
10570074
Date Filed
September 2, 2003
Patent primary examiner
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