US Patent 7925040 Speaker
Is a
Date Filed
June 6, 2006
Date of Patent
April 12, 2011
Patent Application Number
11447321
Patent Inventor Names
Takamasa Kaneko
0
Akinori Ushikoshi
0
Hideo Kitazawa
0
Kenji Yokoyama
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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