Franziska Pfisterer

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Birmensdorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing acoustical devices and for reducing especi...
- Patent number 8,094,847
- Issue date Jan 10, 2012
- Phonak AG
- Hans-Ueli Roeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for manufacturing acoustical devices and for reducing especi...
- Patent number 7,492,916
- Issue date Feb 17, 2009
- Phonak AG
- Hans-Ueli Roeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for manufacturing acoustical devices and for reducing especi...
- Patent number 7,127,076
- Issue date Oct 24, 2006
- Phonak AG
- Hans-Ueli Roeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING ACOUSTICAL DEVICES AND FOR REDUCING ESPECI...
- Publication number 20090123009
- Publication date May 14, 2009
- Phonak AG
- Hans-Ueli Roeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Hearing instrument having audio feedback capability
- Publication number 20070239294
- Publication date Oct 11, 2007
- Andrea Brueckner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR MANUFACTURING ACOUSTICAL DEVICES AND FOR REDUCING ESPECI...
- Publication number 20070030987
- Publication date Feb 8, 2007
- Phonak AG
- Hans-Ueli Roeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for manufacturing acoustical devices and for reducing especi...
- Publication number 20040175012
- Publication date Sep 9, 2004
- Hans-Ueli Roeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE