Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Raymond Hauser | Hydro-Gear Limited Partnership | 6 |
| 1 | Michael L. Bennett | Hydro-Gear Limited Partnership | 6 |
| 3 | Thomas J. Langenfeld | Hydro-Gear Limited Partnership | 5 |
| #4 | Donald Rousser | Hydro-Gear Limited Partnership | 2 |
| #4 | Edward Patrick Ormiston | Caterpillar | 2 |
| #6 | Gregory W. Brandt | Fedders | 1 |
| #6 | Michael E. Yoder | HP | 1 |
Part of Illinois