Christopher R. Tripp

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San Antonio, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Portable wireless through-the-earth communication system
- Patent number 8,670,708
- Issue date Mar 11, 2014
- E-Spectrum Technologies, Incorporated
- Daniel P. Burris
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Portable Wireless Through-The-Earth Communication System
- Publication number 20120076178
- Publication date Mar 29, 2012
- E-SPECTRUM TECHNOLOGIES, INCORPORATED
- Daniel P. Burris
- H04 - ELECTRIC COMMUNICATION TECHNIQUE