Top Inventors at Dukane All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Leo Klinstein | 7 |
| 2 | William E. Jurkowski | 5 |
| 3 | Paul Golko | 4 |
| #4 | Charles B. Jewison | 3 |
| #5 | David K. Johansen | 3 |
| #6 | Eugene Palatnik | 2 |
| #7 | Michael J. Hilgart | 2 |
| #8 | Philip C. Harwood | 2 |
| #9 | Brian E. Buck | 1 |
| #10 | Charles Leroy Leonard | 1 |
| #11 | Daniel Fording Crews | 1 |
| #12 | George H. Johnson | 1 |
| #13 | Gregory O'Brien | 1 |
| #14 | Hermando Esguerra | 1 |
| #15 | Hiroaki Kawakita | 1 |
| #16 | John G. Martner | 1 |
| #17 | John M. Mucci | 1 |
| #18 | Joseph Re | 1 |
| #19 | James A. Kosterman | 1 |
| #20 | Patrice Kerevel | 1 |
| #21 | Charles W. Keysor | 1 |
| #22 | Sudhakar D. Morankar | 1 |
| #23 | Alan Lee Stone | 1 |