US Patent 9414040 Method and system for assisting language learning
Patent 9414040 was granted and assigned to Sony on August, 2016 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 12, 2014
Date of Patent
August 9, 2016
Patent Applicant
Patent Application Number
14275826
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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