US Patent 7720249 Watermark embedder and reader
Patent 7720249 was granted and assigned to Digimarc on May, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
October 18, 2002
Date of Patent
May 18, 2010
Patent Application Number
10274290
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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