US Patent 8427441 Portable electronic device and method of control
Patent 8427441 was granted and assigned to BlackBerry on April, 2013 by the United States Patent and Trademark Office.
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Patent abstract
A portable electronic device includes a touch-sensitive display and a piezoelectric actuator disposed and preloaded on a support and arranged to provide tactile feedback to the touch-sensitive display in response to an actuation signal. The touch-sensitive display may be biased toward the piezoelectric actuator to preload the piezoelectric actuator.
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Patent Inventor Names
Arnett Ryan Weber0
Patrick Clement Strittmatter0
Perry Allan Faubert0
Todd Robert Paleczny0
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US Patent 08427441 Portable electronic device and method of control US Patent 8427441 Portable electronic device and method of control
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Patent Number
084274410
Patent Number
84274410
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Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
084274410
Date of Patent
April 23, 2013
0Patent Application Number
125781410
Date Filed
October 13, 2009
0Patent Primary Examiner
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US Patent 08427441 Portable electronic device and method of control
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
08427441
Date of patent
April 23, 2013
Patent application number
12578141
Date Filed
October 13, 2009
Patent primary examiner
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