Hans Leysieffer

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Meilen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Hearing instrument
- Patent number 8,437,489
- Issue date May 7, 2013
- Phonak AG
- Sven von Dombrowski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
In-situ-fitted hearing device
- Patent number 7,933,419
- Issue date Apr 26, 2011
- Phonak AG
- Hans-Ueli Roeck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hearing instrument
- Patent number 7,844,065
- Issue date Nov 30, 2010
- Phonak AG
- Sven von Dombrowski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HEARING INSTRUMENT
- Publication number 20110091060
- Publication date Apr 21, 2011
- PHONAK AG
- Sven von Dombrowski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HEARING INSTRUMENT
- Publication number 20110091061
- Publication date Apr 21, 2011
- PHONAK AG
- Sven von Dombrowski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
In-situ-fitted hearing device
- Publication number 20070076909
- Publication date Apr 5, 2007
- PHONAK AG
- Hans-Ueli Roeck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Hearing instrument
- Publication number 20060159298
- Publication date Jul 20, 2006
- Sven von Dombrowski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE