Stephen J. Ranz

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Elmhurst, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Maintaining communications after control breaks in a trunked commun...
- Patent number 5,513,378
- Issue date Apr 30, 1996
- Stephen J. Ranz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of maintaining control in a trunked communication system
- Patent number 5,349,584
- Issue date Sep 20, 1994
- Motorola, Inc.
- David A. Sticha
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for providing caller identification to a call recipient
- Patent number 5,274,699
- Issue date Dec 28, 1993
- Motorola, Inc.
- Stephen J. Ranz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system network that includes a method for maintaining...
- Patent number 5,274,630
- Issue date Dec 28, 1993
- Motorola
- Calvin B. Jestice
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system interface module for use within a communicatio...
- Patent number 5,070,499
- Issue date Dec 3, 1991
- Motorola, Inc.
- John W. Maher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE