Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11713492 | Offset link for roller chain with enhanced strength | — | 2023-08-01 |
| 10822180 | Chain for grain elevators | — | 2020-11-03 |
| 5865021 | Coated roller chain pin | Robert T. Duerigen | 1999-02-02 |