Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425334 | Friction shoe for freight car truck | Scott K. Pierson | 2002-07-30 |
| 5791258 | Railway truck with elastometric suspension | V. Terrey Hawthorne | 1998-08-11 |
| 5749301 | Multi-rate vertical load support for an outboard bearing railway truck | Terry L. Pitchford, Daniel J. Schuller, Emmanuel Vander Vennen | 1998-05-12 |
| 5718177 | Railway truck sideframe with internal ribs in bottom member | Brian A. Toussaint | 1998-02-17 |
| 5452665 | Bolster friction shoe pocket with relieved outer wall | Thomas SCHULTZ | 1995-09-26 |
| 5305694 | Sideframe with increased fatigue life having longer cross-sectional thickness transition zone | Franklin S. McKeown, Jr. | 1994-04-26 |
| 5224428 | Strengthened structure for a steering arm assembly having a compound radial fillet at juncture | — | 1993-07-06 |
| 5111753 | Light weight fatigue resistant railcar truck bolster | Herbert L. Zigler, Franklin S. McKeown, Jr., William A. Wachter | 1992-05-12 |
| 4953471 | Friction shoe assembly for repair of worn railway truck | Charles Moehling | 1990-09-04 |