Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 6, 2023
0Patent Application Number
172307920
Date Filed
April 14, 2021
0Patent Citations
Patent Primary Examiner
A headphone earcup comprising: a frame defining an acoustic cavity that is acoustically coupled to a driver; an earcup cushion coupled to the frame and surrounding the acoustic cavity; and an adsorbent member acoustically coupled to the acoustic cavity to cause an acoustic enlargement of the acoustic cavity.
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