Top Inventors at Roadmaster All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | David K. Camfield | 16 |
| 2 | Duane Niemeyer | 10 |
| 3 | Daniel F. Brashear | 8 |
| #4 | Jeffrey D. Metcalf | 8 |
| #5 | Christopher W. Sloss | 6 |
| #6 | Charles W. Bookstaver | 4 |
| #7 | Daniel G. Hahn | 4 |
| #8 | Frank Mercurio | 4 |
| #9 | Barry Davignon | 3 |
| #10 | David A. Robinson | 3 |
| #11 | Mark G. Hecox | 3 |
| #12 | Richard W. Trevino | 3 |
| #13 | Bruce F. Coody | 2 |
| #14 | Craig A. Topp | 2 |
| #15 | Edmund E. Sutter | 2 |
| #16 | Gary Fox | 2 |
| #17 | George E. Clarke | 2 |
| #18 | Greg Harris | 2 |
| #19 | James L. England | 2 |
| #20 | Jerry A. Edwards | 2 |
| #21 | Matthew D. Buchanan | 2 |
| #22 | Matt Chiarello | 2 |
| #23 | Marion N. Craig | 2 |
| #24 | Randal S. Kretzler | 2 |
| #25 | Samuel G. Smith | 2 |
| #26 | Chris Wheat | 1 |
| #27 | Eric Laiche | 1 |
| #28 | J. Paul Gift | 1 |
| #29 | Josh Graham | 1 |
| #30 | Michael D. Wood | 1 |
| #31 | Randy D. Kurth | 1 |
| #32 | Ricke D. Shamhart | 1 |
| #33 | Roy L. Ruggles | 1 |
| #34 | Robert Skinner | 1 |
| #35 | Ryan Monroe | 1 |