US Patent 7562644 Variable valve lift apparatus
Patent 7562644 was granted and assigned to Hyundai Motor Company on July, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
April 5, 2007
Date of Patent
July 21, 2009
Patent Application Number
11732999
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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