John Duffy

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Hopewell Junction, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Enhanced-software defined data network
- Patent number 7,697,671
- Issue date Apr 13, 2010
- AT&T Intellectual Property II, L.P.
- John Duffy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Switched digital video gateway
- Publication number 20020199203
- Publication date Dec 26, 2002
- John Duffy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE