Michel L. Hearn

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Broomfield, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Port system for interfacing digital PBX to digital transmission fac...
- Patent number 5,521,903
- Issue date May 28, 1996
- AT&T Corp.
- Michael J. English
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive synchronization arrangement
- Patent number 5,195,091
- Issue date Mar 16, 1993
- AT&T Bell Laboratories
- Charles Y. Farwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless access telephone-to-telephone network interface architecture
- Patent number 5,195,090
- Issue date Mar 16, 1993
- AT&T Bell Laboratories
- Brian D. Bolliger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive synchronization arrangement
- Patent number 5,184,347
- Issue date Feb 2, 1993
- AT&T Bell Laboratories
- Charles Y. Farwell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE