US Patent 7605984 Lens with adjustable focal length
Patent 7605984 was granted and assigned to National Tsing Hua University on October, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 20, 2006
Date of Patent
October 20, 2009
Patent Application Number
11523621
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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