Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
December 29, 2015
Patent Application Number
13879748
Date Filed
April 11, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A piezoelectric element and a manufacturing method to reduce extraneous radial vibration modes is disclosed, in an example embodiment, four slots, arranged at 90 degrees, are made in one surface such that the slots do not reach the opposite surface.
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