Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4771705 | Shear plate structure for gondola car | Phillip G. Przybylinski | 1988-09-20 |
| 4633787 | Light weight gondola type railway car | Phillip G. Przybylinski | 1987-01-06 |
| 4233795 | Field repair roof panel for a railway car | Richard C. Snyder | 1980-11-18 |