Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439130 | Self-steering bogies | — | 2002-08-27 |
| 5746134 | Railway vehicle suspensions | — | 1998-05-05 |
| 5588367 | Railway vehicle suspensions | — | 1996-12-31 |
| 4735149 | Railway vehicle suspension | Harry Marshall Tournay, Klaus Riessberger | 1988-04-05 |
| 4480553 | Stabilized railway vehicle | — | 1984-11-06 |
| 4300454 | Self-steering damping railway truck | — | 1981-11-17 |
| 4294482 | Railway wheel tread profile | Rowlen E. von Gericke, Joseph A. Viviers | 1981-10-13 |