US Patent 7306689 Optical waveguide and method for producing same
Patent 7306689 was granted and assigned to Sony on December, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
November 19, 2004
Date of Patent
December 11, 2007
Patent Application Number
10994146
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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