US Patent D947817 Earphone
Patent D947817 was granted and assigned to Panasonic on April, 2022 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 14, 2020
Date of Patent
April 5, 2022
Patent Applicant
Patent Application Number
29734638
Patent Inventor Names
Yosuke Nakamura
0
Masayuki Nakajima
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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