Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359002 | Railway car corner post | Bhaskara R. Mutyala, Harold M. Schilf | 1982-11-16 |
| 4334481 | Fatigue resistant partition sheet assembly | Phillip G. Przybylinski, Gerald B. Anderson | 1982-06-15 |
| 4301742 | Partition sheet to side sheet connection for covered hopper cars | Phillip G. Przybylinski, Roger D. Sims | 1981-11-24 |
| 4262602 | Covered hopper car partition attachment stiffness sheet modifier | Phillip G. Przybylinski | 1981-04-21 |
| 4262604 | Railway car roof hatch cover lock | Richard L. Tuck, Sr., Dilip T. Naik | 1981-04-21 |