N. Rodger Williamson

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Leesville, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Photo control for a luminaire
- Patent number 8,884,532
- Issue date Nov 11, 2014
- Ripley Lighting Controls, LLC
- Richard S. Jones
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Crossing guard maintenance system and associated method
- Patent number 6,218,797
- Issue date Apr 17, 2001
- Union Switch & Signal, Inc.
- N. Rodger Williamson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Highway crossing guard mechanism controller
- Patent number 5,747,954
- Issue date May 5, 1998
- Union Switch & Signal Inc.
- Richard S. Jones
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Photo Control for a Luminaire
- Publication number 20130313979
- Publication date Nov 28, 2013
- Ripley Lighting Controls, LLC
- Richard S. Jones
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR