US Patent 7990819 Optical head apparatus and optical information apparatus
Patent 7990819 was granted and assigned to Panasonic on August, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
April 18, 2005
Date of Patent
August 2, 2011
Patent Application Number
10590968
Patent Inventor Names
Yoshiaki Komma
0
Kanji Wakabayashi
0
Toshiyasu Tanaka
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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