David W. Geen

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Beaverdam, VA, US

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Patents Applicationslast 30 patents

Information Patent Application
VOICE MAIL PROCESSING
- Publication number 20110034151
- Publication date Feb 10, 2011
- Sander Brouwer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Audio and Video Communication
- Publication number 20090021639
- Publication date Jan 22, 2009
- David William Geen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for providing interactive video response to wir...
- Publication number 20040139471
- Publication date Jul 15, 2004
- LogicaCMG Wireless Networks, Inc.
- David W. Geen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE