Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
January 28, 2020
Patent Application Number
15650447
Date Filed
July 14, 2017
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
The application discloses apparatus and systems for authenticating physical object, identification documents and security documents. Some such methods and apparatus involve signal encoding or digital watermarking.
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