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Markus Weidmann
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Saland, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Method of manufacturing an ear plug device with embedded venting gr...
Patent number
7,757,400
Issue date
Jul 20, 2010
Phonak AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hearing device with embedded channnel
Patent number
7,394,909
Issue date
Jul 1, 2008
Phonak AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Custom-molded ear-plug, and process for producing a custom-molded e...
Patent number
7,387,187
Issue date
Jun 17, 2008
Phonak AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Custom-moulded ear-plug, and process for producing a custom-moulded...
Patent number
6,766,878
Issue date
Jul 27, 2004
Phonak AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Custom-moulded ear-plug device
Patent number
6,595,317
Issue date
Jul 22, 2003
Phonak AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Production process for custom-moulded ear-plug devices
Patent number
6,533,062
Issue date
Mar 18, 2003
Phonak AG
Christoph Widmer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Custom-molded ear-plug, and process for producing a custom-molded e...
Patent number
6,484,842
Issue date
Nov 26, 2002
Phonak AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Custom-molded ear-plug, and process for producing a custom-molded e...
Patent number
6,401,859
Issue date
Jun 11, 2002
Phonak AG
Christoph Widmer
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
HEARING DEVICE WITH EMBEDDED CHANNEL
Publication number
20080301944
Publication date
Dec 11, 2008
PHONAK AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HEARING DEVICE WITH EMBEDDED CHANNEL
Publication number
20080300703
Publication date
Dec 4, 2008
PHONAK AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HEARING DEVICE WITH EMBEDDED CHANNEL
Publication number
20080240481
Publication date
Oct 2, 2008
PHONAK AG
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Custom-molded ear-plug, and process for producing a custom-molded e...
Publication number
20030133583
Publication date
Jul 17, 2003
Christoph Widmer
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Custom-molded ear-plug, and process for producing a custom-molded e...
Publication number
20030037989
Publication date
Feb 27, 2003
Christoph Widmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE