Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5056938 | Track roller bearing floating sleeve system | S. Robert Ahlman, William E. Dunn | 1991-10-15 |
| 4358167 | Bearing element | Alan L. Gabrielson, John H. Cowles, Sr. | 1982-11-09 |