Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Paul Gottemoller | International Engine Intellectual Property Company | 4 |
| 1 | David J. Hakes | Caterpillar | 4 |
| 3 | Marion B. Grant | Caterpillar | 2 |
| #4 | Robert P. Herrmann | S.E.M.T. Pielstick | 1 |
| #4 | Ronald L. Satzler | Caterpillar | 1 |
| #4 | Daniel Kurtis Allen | Caterpillar | 1 |
| #4 | Nick W. Biggs | Caterpillar | 1 |
| #4 | Michael David Seyfert | Caterpillar | 1 |
Part of Illinois