Robert J. Hofmann

Follow

Person

Piscataway, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Line coding mismatch detection technique
- Patent number 6,233,225
- Issue date May 15, 2001
- AT&T Corp.
- David J. Antonello
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for linking a toll switch
- Patent number 6,154,523
- Issue date Nov 28, 2000
- AT&T Corp.
- Robert J. Hofmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE