Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6422156 | Railway box car structure | Robert B. Winsor, Jean-Francois Pharand, Ronald F. Woollam, John-John Dratva, Jean Iorio | 2002-07-23 |
| 6367391 | Railway car with composite box structure formed from molded components | Stephen W. Smith | 2002-04-09 |
| 6138580 | Temperature controlled composite boxcar | — | 2000-10-31 |
| 6092472 | Composite box structure for a railway car | John W. Coulborn | 2000-07-25 |
| 6000342 | Railway car underframe for an insulated composite boxcar | John W. Coulborn | 1999-12-14 |
| 5988074 | Composite roof for a railway car | — | 1999-11-23 |
| 5890435 | Insulated composite railway boxcar and method | John W. Coulborn | 1999-04-06 |
| 5857414 | Composite box structure for a railway car | John W. Coulborn | 1999-01-12 |
| 5855174 | Railway car underframe for an insulated railway boxcar | John W. Coulborn | 1999-01-05 |
| 5802984 | Load divider assembly and door assembly for a composite railway boxcar | John W. Coulborn | 1998-09-08 |
| 5765485 | Insulated composite railway boxcar and method | John W. Coulborn | 1998-06-16 |
| 4920894 | Modular anti-spin unit for railway car door | — | 1990-05-01 |