Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10081379 | Broken rail detection system for communications-based train control | — | 2018-09-25 |
| 9889869 | Broken rail detection system for communications-based train control | — | 2018-02-13 |
| 9701326 | Broken rail detection system for railway systems | — | 2017-07-11 |
| 8924117 | Brake monitoring system for an air brake arrangement | — | 2014-12-30 |
| 8428798 | Short headway communications based train control system | — | 2013-04-23 |
| 7144090 | China type 120 brake valve ECP manifold | Patrick L. Gayle | 2006-12-05 |
| 6839664 | Electrically controlled pneumatic end of train pneumatic emulation system | — | 2005-01-04 |
| 6435624 | Railway locomotive brake controller | Robert D. Dimsa | 2002-08-20 |
| 6229452 | ECP train line communications for railway freight car brakes | — | 2001-05-08 |
| 6217126 | Railway emulation brake | — | 2001-04-17 |
| 6189980 | Locomotive to ECP brake conversion system | — | 2001-02-20 |
| 6163089 | Railway locomotive ECP train line control | — | 2000-12-19 |
| 5995881 | Integrated cab signal rail navigation system | — | 1999-11-30 |
| 5978718 | Rail vision system | — | 1999-11-02 |
| 5757291 | Integrated proximity warning system and end of train communication system | — | 1998-05-26 |
| 5748269 | Environmentally-sealed, convectively-cooled active matrix liquid crystal display (LCD) | David Harris, Barry Morris Mathieu, Jeffrey Alan Dobratz, Mark Uehling | 1998-05-05 |
| 5744707 | Train brake performance monitor | — | 1998-04-28 |
| 5740547 | Rail navigation system | Roger P. Woodward | 1998-04-14 |
| 5720455 | Intra-train radio communication system | Richard S. Klemanski | 1998-02-24 |
| 5681015 | Radio-based electro-pneumatic control communications system | — | 1997-10-28 |
| 5507457 | Train integrity detection system | — | 1996-04-16 |