Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711265 | Spring and washer device | Ronald G. Davis, Richard K. Van Skyock | 1987-12-08 |
| 4298342 | Automatic belt tensioner | Kenneth H. Clayton, Donald G. Guetersloh, Melvin H. Hallmann | 1981-11-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711265 | Spring and washer device | Ronald G. Davis, Richard K. Van Skyock | 1987-12-08 |
| 4298342 | Automatic belt tensioner | Kenneth H. Clayton, Donald G. Guetersloh, Melvin H. Hallmann | 1981-11-03 |