Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Henry Friesen | John Deere | 4 |
| 2 | Amos Fehr | — | 2 |
| 3 | Richard Ayotte | — | 1 |
| 3 | Allan Macleod | Baker Hughes Holdings | 1 |
| 3 | Ronald W. Trischuk | Norton | 1 |
| 3 | Anthony McWhirter | Westinghouse Electric | 1 |
| 3 | Darryl F. Dimond | — | 1 |
| 3 | William A. Rickelton | American Cyanamid | 1 |
| 3 | Gary P. Dubroy | — | 1 |