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René CHRISTENSEN
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Valby, DK
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Patents Grants
last 30 patents
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Patent Grant
Microphone assembly with acoustic filter
Patent number
11,800,278
Issue date
Oct 24, 2023
GN HEARING A/S
René Christensen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
SPEAKER DEVICE WITH BISTABLE ACTIVE VENT
Publication number
20240205591
Publication date
Jun 20, 2024
GN Hearing A/S
René CHRISTENSEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MICROPHONE ASSEMBLY WITH ACOUSTIC FILTER
Publication number
20220210547
Publication date
Jun 30, 2022
GN Hearing A/S
René CHRISTENSEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE