Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Philip W. Kithil0
Daniel J. Du Rocher0
James L. Novak0
Date of Patent
April 14, 2009
0Patent Application Number
118083820
Date Filed
June 8, 2007
0Patent Primary Examiner
Patent abstract
A stress wave sensor comprising a piezoelectric film and means therein for connection to sensor electronics. The piezoelectric film preferably comprises polyvinylidene fluoride. Also a stress wave sensor system and methods employing one or more such stress wave sensors, preferably attached to a vehicle transparent component, most preferably to the vehicle windshield.
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