Top Inventors at Fruehauf All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Stephen J. Ringe | 4 |
| 2 | Charles B. Gill | 2 |
| 3 | Edward J. Hayes | 2 |
| #4 | Frank J. Miller | 2 |
| #5 | Francis P. Tylenda | 2 |
| #6 | Charles H. Zweifel | 1 |
| #7 | Edmund A. Stanczak | 1 |
| #8 | George W. Cooper | 1 |
| #9 | James C. Paul | 1 |
| #10 | John Francis Martin | 1 |
| #11 | Michael J. Keeler | 1 |
| #12 | Robert L. Gielow | 1 |
| #13 | Richard A. Abott | 1 |