US Patent 7857444 Ophthalmic lens incorporating an optical insert for projecting information
Patent 7857444 was granted and assigned to Essilor on December, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
July 4, 2007
Date of Patent
December 28, 2010
Patent Application Number
12308132
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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