Brian L. Evans

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Austin, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Efficient digital ITU-compliant zero-buffering DTMF detection using...
- Patent number 6,608,896
- Issue date Aug 19, 2003
- University of Texas Board of Regents
- Matthew D. Felder
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Efficient digital ITU-compliant zero-buffering DTMF detection using...
- Patent number 6,370,244
- Issue date Apr 9, 2002
- Board of Regents of the University of Texas System
- Matthew D. Felder
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Efficient digital ITU-compliant zero-buffering DTMF detection using...
- Publication number 20020080954
- Publication date Jun 27, 2002
- Matthew D. Felder
- H04 - ELECTRIC COMMUNICATION TECHNIQUE