US Patent 7612467 Power device and power device power supply method
Patent 7612467 was granted and assigned to Hitachi on November, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 8, 2006
Date of Patent
November 3, 2009
Patent Application Number
11635569
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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