Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11472447 | Railroad freight car coupling system | Erich A. Schoedl, Keith A. Salis, Kenneth A. James, Richard B. Biehl | 2022-10-18 |
| D963520 | H-shaped railcar follower | Erich A. Schoedl, Kenneth A. James | 2022-09-13 |