Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6092469 | Radially side mounted railway car truck | — | 2000-07-25 |
| 5960719 | Railway car truck yaw control device | John R. Sunderman, Robert E. Owen | 1999-10-05 |
| 5682822 | Railway car side bearing | John R. Sunderman, Robert E. Owen | 1997-11-04 |