Thomas A. Scheller

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Fridley, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Compression systems for hearing aids
- Patent number 5,903,655
- Issue date May 11, 1999
- Telex Communications, Inc.
- Peter T. Salmi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
BTE assistive listening receiver with interchangeable crystals
- Patent number 5,802,183
- Issue date Sep 1, 1998
- Telex Communications, Inc.
- Tom Scheller
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hearing aid amplifier circuitry
- Patent number 5,745,587
- Issue date Apr 28, 1998
- Bausch & Lomb Incorporated
- Timothy V. Statz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE