US Patent 8046449 Contents management system and contents management method
Patent 8046449 was granted and assigned to Hitachi on October, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 18, 2007
Date of Patent
October 25, 2011
Patent Application Number
11958820
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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