US Patent D653242 Earphone

Patent D653242 was granted and assigned to Sony on January, 2012 by the United States Patent and Trademark Office.

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Patent Number

Patent Inventor Names

Junko Katsuraku0

Hiromi Inukai0

Date of Patent

January 31, 2012

Patent Application Number

293710160

Date Filed

September 14, 2010

Patent Citations Received

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