Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 19, 2012
Patent Application Number
13043388
Date Filed
March 8, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A biometric scanner is described and claimed. The scanner has a platen, an ultrasonic plane wave generator, an ultrasonic detector, and a delay layer residing between the generator and the detector.
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