John A. McMaster

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Basking Ridge, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Flash-cut of speech processing features in a telephone call
- Patent number 6,453,043
- Issue date Sep 17, 2002
- AT&T Corp.
- Lee Begeja
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephony services suite
- Patent number 6,104,786
- Issue date Aug 15, 2000
- AT&T Corp.
- Paul F. Gibilisco
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Flash-cut of speech processing features in a telephone call
- Patent number 6,021,194
- Issue date Feb 1, 2000
- AT&T Corp.
- Lee Begeja
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for applying multiple speech processing featur...
- Patent number 5,859,908
- Issue date Jan 12, 1999
- AT&T Corp.
- Lee Begeja
- H04 - ELECTRIC COMMUNICATION TECHNIQUE