US Patent 7978172 Switching device and switching methods of the same
Patent 7978172 was granted and assigned to Fujitsu on July, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 16, 2004
Date of Patent
July 12, 2011
Patent Application Number
11012238
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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