US Patent 8739978 Porous membrane and preparation method thereof
Patent 8739978 was granted and assigned to Kolon Industries on June, 2014 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
August 17, 2009
0
Date of Patent
June 3, 2014
0
Patent Application Number
13059794
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Patent Inventor Names
Joon-Khee Yoon
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Moo-Seok Lee
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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