Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12005872 | Combined dirt collector and cutout cock having controlled venting | Bryan M. McLaughlin, Derick Call, Christopher Ferguson, Joshua D. Woodruff, Danial Rowland | 2024-06-11 |
| 11440522 | Combined dirt collector and cutout cock having controlled venting | Bryan M. McLaughlin, Derick Call, Christopher Ferguson, Joshua D. Woodruff, Danial Rowland | 2022-09-13 |
| 9321446 | Differential relay type brake cylinder maintaining valve | — | 2016-04-26 |
| 9180853 | Automatic release hand brake control system | Derick Call, Steven R. Newton, Jeffrey F. Sauter, Howard E. Huber, Jr. | 2015-11-10 |
| 8794717 | Automatic release hand brake control system | Derick Call, Steven R. Newton, Jeffrey F. Sauter, Howard E. Huber, Jr. | 2014-08-05 |
| 7647816 | Single car test interface device | — | 2010-01-19 |
| 7631949 | Last car breakaway protection system | James R. Truglio, Bryan M. McLaughlin, Vincent Guarrera, Eric C. Wright | 2009-12-15 |
| 6969485 | High volume production of low permeation plastic fuel tanks using parallel offset twinsheet pressure forming | Erich Vorenkamp, Barbara Krell, Larry D. Land | 2005-11-29 |
| 6648424 | Brake system with graduated empty/load | — | 2003-11-18 |
| 6561595 | Brake assembly, system and method | — | 2003-05-13 |
| 6425282 | Portable single car test device | — | 2002-07-30 |
| 6334354 | Portable single car charging and test device | Donald R. Crews | 2002-01-01 |
| 6327894 | Portable single car test device | — | 2001-12-11 |
| 6269682 | Portable single car test device | — | 2001-08-07 |
| 6094977 | Brake cylinder leakage test method and device | — | 2000-08-01 |
| 4842341 | Brake pipe pressure modulating valve device | Walter E. Rojecki, Thomas H. Engle | 1989-06-27 |
| 4775194 | Pneumatically operated graduated release valve for rail vehicles | Ronald O. Newton, Thomas H. Engle | 1988-10-04 |
| 4726628 | Protection valve device for spring parking brake systems | — | 1988-02-23 |
| 4714297 | Fluid pressure brake control portion | — | 1987-12-22 |