Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Alfred Stirnemann0
Martin Kuster0
Axel Schlesinger0
Date of Patent
October 3, 2017
0Patent Application Number
141109530
Date Filed
April 14, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A hearing instrument microphone device incudes at least two microphone sound ports (or sound inlets), a pressure difference microphone in communication with at least two of the sound ports and a pressure microphone in communication with at least one of the sound ports, wherein the acoustic centers of the pressure difference microphone and the pressure microphone essentially coincide.
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