US Patent 9453602 Positive seal coupling system
Patent 9453602 was granted and assigned to Marubeni-Itochu Tubulars America, Inc. on September, 2016 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
October 15, 2014
Date of Patent
September 27, 2016
Patent Applicant
Patent Application Number
14515278
Patent Citations Received
Patent Inventor Names
Jianmin Li
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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