US Patent 11082420 Certificate issuing system based on block chain
Patent 11082420 was granted and assigned to Coinplug on August, 2021 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
March 7, 2016
0
Date of Patent
August 3, 2021
0
Patent Application Number
20160307
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Patent Inventor Names
Jay Wu Hong
0
Joo Han Song
0
Joon Sun Uhr
0
Patent Jurisdiction
Patent Number
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