Top Inventors at Ardco All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Melvin Kaspar | 11 |
| 2 | Gerald J. Bockwinkel | 7 |
| 3 | Paul J. Artwohl | 7 |
| #4 | Matthew Rolek | 6 |
| #5 | Jeffery T. Kostos | 4 |
| #6 | Francis M. Niekrasz | 3 |
| #7 | Kenneth E. Vogel | 3 |
| #8 | Richard A. Mamelson | 3 |
| #9 | Robert G. O'Neal | 3 |
| #10 | David Robinson | 2 |
| #11 | Douglas B. Laird | 2 |
| #12 | Frank M. Niekrasz | 2 |
| #13 | Damon F. Kvamme | 1 |
| #14 | Dean Peterson | 1 |
| #15 | Ernest Dageford | 1 |
| #16 | James W. Adams | 1 |
| #17 | James Fitzpatrick | 1 |
| #18 | Jeffrey T. Kostos | 1 |
| #19 | Jerry Don Thompson | 1 |
| #20 | John T. Strickland | 1 |
| #21 | John R. Strickland | 1 |
| #22 | Johnny L. Thurmond | 1 |
| #23 | Larry Newsom, Sr. | 1 |
| #24 | Melvin C. Kasper | 1 |
| #25 | Richard Kim | 1 |
| #26 | Steven R. Cole | 1 |
| #27 | William D. Daggett | 1 |
| #28 | Christopher D. Hensch | 1 |
| #29 | Allen Watson | 1 |
| #30 | Andrew G. Menke | 1 |