Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11987457 | Coordinated braking systems and methods for rail cars | Paul Steven Wike, Tom Petrunich | 2024-05-21 |
| 11613282 | Double friction draft gear assembly | Zachary Bruce Harris | 2023-03-28 |
| 11198457 | Railway truck assembly having friction assist side bearings | Paul Steven Wike, Jared Doerr, Tom Petrunich | 2021-12-14 |