US Patent 7493034 Focus detection system
Patent 7493034 was granted and assigned to Hoya on February, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
November 8, 2005
Date of Patent
February 17, 2009
Patent Application Number
11268569
Patent Inventor Names
Masahiro Nakata
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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