Richard M. Rovnyak

Person

Schaumburg, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Telecommunications switch with integral feature installation capabi...
- Patent number 5,384,823
- Issue date Jan 24, 1995
- AT&T Corp.
- Edwin F. Brenski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dial pulse sensor and repeater circuit
- Patent number 4,230,912
- Issue date Oct 28, 1980
- GTE Automatic Electric Laboratories Incorporated
- David Q. Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Thick film fusing resistor
- Patent number 4,197,521
- Issue date Apr 8, 1980
- GTE Automatic Electric Laboratories Incorporated
- Richard M. Rovnyak
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Call for service and continuity sensor circuit
- Patent number 4,190,745
- Issue date Feb 26, 1980
- GTE Automatic Electric Laboratories Incorporated
- Julius Jusinskas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transient free ring relay circuit for arbitrary time switching
- Patent number 4,166,930
- Issue date Sep 4, 1979
- GTE Automatic Electric Laboratories Incorporated
- Richard M. Rovnyak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
AC supervisory signal detector circuit
- Patent number 4,133,982
- Issue date Jan 9, 1979
- GTE Automatic Electric Laboratories Incorporated
- David Q. Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Detector circuit for sensing battery polarity and loop closure
- Patent number 4,126,765
- Issue date Nov 21, 1978
- GTE Automatic Electric Laboratories Incorporated
- John A. Calder
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Line conditioning and transfer circuit
- Patent number 4,071,709
- Issue date Jan 31, 1978
- GTE Automatic Electric Laboratories Incorporated
- David Quon Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Richard M. Rovnyak

Person

Patents Grantslast 30 patents

Telecommunications switch with integral feature installation capabi...

Dial pulse sensor and repeater circuit

Thick film fusing resistor

Call for service and continuity sensor circuit

Transient free ring relay circuit for arbitrary time switching

AC supervisory signal detector circuit

Detector circuit for sensing battery polarity and loop closure

Line conditioning and transfer circuit