Patrick Ma

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Negotiate multi-stream continuous presence
- Patent number 8,966,095
- Issue date Feb 24, 2015
- Avaya Inc.
- Adel Mostafa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Load distribution in an internet telephony system using facility re...
- Patent number 6,795,867
- Issue date Sep 21, 2004
- Nortel Networks Limited
- Patrick SzeChing Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Scalable gatekeepers in an internet telephony system and a method o...
- Patent number 6,519,249
- Issue date Feb 11, 2003
- Nortel Networks LTD
- Brian Joseph Bennefeld
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gatekeeper transport address determination in an internet telephony...
- Patent number 6,373,857
- Issue date Apr 16, 2002
- Nortel Networks LTD
- Patrick SzeChing Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic control processes and systems for asynchronous transfer mod...
- Patent number 5,953,338
- Issue date Sep 14, 1999
- Northern Telecom Limited
- Patrick S. Ma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
NEGOTIATE MULTI-STREAM CONTINUOUS PRESENCE
- Publication number 20130010049
- Publication date Jan 10, 2013
- Adel Mostafa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE