Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5209166 | Aerodynamic self cleaning hopper car | Phillip G. Przybylinski | 1993-05-11 |
| 5085152 | Well car crossbearer side connection | Phillip G. Przybylinski | 1992-02-04 |
| 5017066 | Well car adjustable guide apparatus | Bradford Johnstone | 1991-05-21 |
| 4782762 | Well car end girder arrangement | Bradford Johnstone, Phillip G. Przybylinski | 1988-11-08 |
| 4750431 | Offset side bearing structure for well car | Donald B. Yates | 1988-06-14 |
| 4651650 | Axle stabilizer for railway truck | Bradford Johnstone | 1987-03-24 |
| 4234221 | Trough hatch locking device | Thomas L. Przybylinski | 1980-11-18 |