René Christensen

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Smorum, DK

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Patents Grantslast 30 patents

Information Patent Grant
Hearing instrument comprising a divided wax filter
- Patent number 8,842,864
- Issue date Sep 23, 2014
- Oticon A/S
- Karsten Bo Rasmussen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HEARING INSTRUMENT COMPRISING A DIVIDED WAX FILTER
- Publication number 20110096948
- Publication date Apr 28, 2011
- OTICON A/S
- Karsten Bo RASMUSSEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE