US Patent 7706237 Objective lens and optical pickup apparatus
Patent 7706237 was granted and assigned to Konica Minolta on April, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 24, 2005
Date of Patent
April 27, 2010
Patent Application Number
11597889
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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