Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319323 | Railroad coil car structure | — | 2025-06-03 |
| 12139178 | Railroad car and end door assembly therefor | Kenneth Wayne Black, James W. Forbes, Mark Anthony Suffoletta, James Batchelor | 2024-11-12 |
| 11697437 | Railroad hopper car structure and gate therefor | Elliot Powidajko, Tomasz Bis, Harinder Singh Natt, Zijian Yan | 2023-07-11 |
| 11691652 | Railroad hopper car with flow through structure | Kenneth Wayne Black | 2023-07-04 |
| 10766505 | Railroad car and end door assembly therefor | Kenneth Wayne Black, James W. Forbes, Mark Anthony Suffoletta, James Batchelor | 2020-09-08 |
| 10648217 | Railroad hopper car body fittings | Tomasz Bis | 2020-05-12 |
| 10259472 | Stake pocket for railroad car | — | 2019-04-16 |