US Patent 7197164 Time-varying video watermark
Patent 7197164 was granted and assigned to Digimarc on March, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
November 1, 2005
Date of Patent
March 27, 2007
Patent Application Number
11265766
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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