Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David L. Dunmire0
Timothy R. Thompson0
Brian M. Novack0
Daniel L. Madsen0
Michael D. Cheaney0
Date of Patent
April 15, 2014
0Patent Application Number
113526320
Date Filed
February 13, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Methods and apparatus to certify digital signatures are disclosed. An example method includes receiving a request to certify a digital signature from a user, receiving information about a physical characteristic of the user, comparing the information about the physical characteristic to stored physical characteristic information, and based on the comparison, at least one of certifying the digital signature based on the comparison or requesting certification of the digital signature based on the comparison.
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