Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David B. Erickson0
Richard D. Vatsaas0
Date of Patent
August 14, 2007
0Patent Application Number
110216460
Date Filed
December 23, 2004
0Patent Primary Examiner
Patent abstract
One apparatus embodiment includes a patterned electrically conductive layer, a power source, and an actuator. The power source provides an electrical signal to the electrically conductive layer. The monitoring unit monitors the electrical signal and initiates an action based upon a change in the electrical signal.
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