Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michael L. Bennett | Hydro-Gear Limited Partnership | 6 |
| 2 | Thomas J. Langenfeld | Hydro-Gear Limited Partnership | 5 |
| 3 | Raymond Hauser | Hydro-Gear Limited Partnership | 4 |
| #4 | Nathaniel K. Harshman | Caterpillar | 1 |
| #4 | K. Mike McCoy | — | 1 |
Part of Illinois