Karl Gierachf

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Irvine, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
VC-to-DTMF interfacing system and method
- Patent number 7,092,515
- Issue date Aug 15, 2006
- Applied Voice & Speech Technologies, Inc.
- Karl Gierachf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
VC-to-DTMF interfacing system and method
- Publication number 20050053230
- Publication date Mar 10, 2005
- Karl Gierachf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE