Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Nathaniel K. Harshman | Caterpillar | 8 |
| 2 | Thomas J. Langenfeld | Hydro-Gear Limited Partnership | 4 |
| 3 | K. Mike McCoy | — | 3 |
| #4 | Michael L. Bennett | Hydro-Gear Limited Partnership | 2 |
| #5 | Michael Houser | Hydro-Gear Limited Partnership | 1 |
| #5 | Raymond Hauser | Hydro-Gear Limited Partnership | 1 |
| #5 | Kevin R. Crosier | — | 1 |
Part of Illinois