Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8504218 | Methods and systems for universal input output for vehicle control | Michael Scott Mitchell | 2013-08-06 |
| 8264330 | Systems and method for communicating data in a railroad system | Berry B. Yeldell | 2012-09-11 |
| 8237583 | Method and system for vital display systems | Michael Scott Mitchell | 2012-08-07 |
| 7652480 | Methods and systems for testing a functional status of a light unit | — | 2010-01-26 |
| 7140577 | Remote system for monitoring and controlling railroad wayside equipment | Joseph Forrest Noffsinger, David Michael Davenport, John Erik Hershey | 2006-11-28 |
| 6688561 | Remote monitoring of grade crossing warning equipment | Anthony Colucci, Augustus Brown | 2004-02-10 |
| 6392553 | Signal interface module | David J. Wade | 2002-05-21 |
| 5586736 | Cab signal sensor with noise suppression | — | 1996-12-24 |