Issued Patents All Time
Showing 1–25 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7404473 | Automatic parking brake for a rail vehicle | — | 2008-07-29 |
| 7306294 | Apparatus and method for pneumatically controlled graduated brake pressure release for freight train brake system | James E. Hart | 2007-12-11 |
| 7232282 | Apparatus for attaching semi-trailers to railcars | — | 2007-06-19 |
| 7140477 | Automatic parking brake for a rail vehicle | James E. Hart, Jason Connell, Joseph Pollono, Andrew Marko | 2006-11-28 |
| 6971723 | Graduated release/proportioning valve | John B. Carroll, Gary M. Sich | 2005-12-06 |
| 6736071 | Rail cars for intermodal train | — | 2004-05-18 |
| 6718886 | Ramp car | — | 2004-04-13 |
| 6609769 | Apparatus and method for pneumatically controlled graduated brake pressure release for freight train brake system | James E. Hart | 2003-08-26 |
| 6491352 | Spring applied parking brake for rail cars | — | 2002-12-10 |
| 6217130 | Load proportional brake cylinder pressure limiting system | — | 2001-04-17 |
| 6085875 | Wedge-shaped disc brake shoe | — | 2000-07-11 |
| 6079795 | Load proportional brake cylinder pressure limiting system | — | 2000-06-27 |
| 5980289 | Hose coupling with electrical contacts | — | 1999-11-09 |
| 5971498 | Electro-pneumatic valve control | — | 1999-10-26 |
| 5957713 | Electric contact arrangement for hose coupling | Thomas M. Bogenschutz | 1999-09-28 |
| 5901819 | Tread-disc assist dual truck mounted brake assembly | — | 1999-05-11 |
| RE36036 | Electropneumatic brake control system | — | 1999-01-12 |
| 5826685 | Cooling spoke arrangement for a brake disc | — | 1998-10-27 |
| 5815823 | Microprocessor controlled railway car accounting and communication system | — | 1998-09-29 |
| 5806634 | Offset arrangement for brake system proportionalization lever | — | 1998-09-15 |
| 5746293 | Pneumatic pressure to hydraulic pressure intensifier mechanism | — | 1998-05-05 |
| 5727473 | Rotary lock for a split ramp railway car | — | 1998-03-17 |
| 5564795 | Electropneumatic brake control system parking brake | — | 1996-10-15 |
| 5518354 | Hook for actuating pull up hitch | — | 1996-05-21 |
| 5501566 | System for positioning and supporting trailers on railcars | — | 1996-03-26 |