Douglas Morgan Trent

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Raleigh, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Internet appliance integrating telephone function security and guid...
- Patent number 8,495,728
- Issue date Jul 23, 2013
- International Business Machines Corporation
- David Carroll Challener
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for peer to peer bandwidth sharing
- Publication number 20040001512
- Publication date Jan 1, 2004
- International Business Machines Corporation
- David Carroll Challener
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Telephone network and method for utilizing the same
- Publication number 20020196943
- Publication date Dec 26, 2002
- International Business Machines Corporation
- David Carroll Challener
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Internet appliance integrating telephone function security and guid...
- Publication number 20020091941
- Publication date Jul 11, 2002
- International Business Machines Corporation
- David Carroll Challener
- H04 - ELECTRIC COMMUNICATION TECHNIQUE