US Patent 8149890 Multiple distributed feedback laser devices
Patent 8149890 was granted and assigned to Electronics and Telecommunications Research Institute on April, 2012 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 29, 2010
Date of Patent
April 3, 2012
Patent Application Number
12980907
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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