Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Roman Sapiejewski0
William W. Tice0
Ian M. Collier0
Jason M. Harlow0
Kevin P. Annunziato0
Michael J. Monahan0
Pericles Nicholas Bakalos0
Date of Patent
March 29, 2011
0Patent Application Number
114280570
Date Filed
June 30, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An earphone includes a first acoustic chamber including a reactive element and a resistive element in parallel, a second acoustic chamber separated from the first acoustic chamber by an acoustic transducer, and a housing to support the apparatus from the concha of a wearer's ear and to extend the second acoustic chamber into the ear canal of the wearer's ear.
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