Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jeffrey Holt Wright | Progress Rail Services | 3 |
| 2 | David T. Montgomery | Caterpillar | 2 |
| 2 | Adam William Ostein | Caterpillar | 2 |
| #4 | Joseph Faivre | Caterpillar | 1 |
| #4 | Jean-Jacques Clar | Caterpillar | 1 |
| #4 | Svetlana Mikhailovna Zemskova | Caterpillar | 1 |
| #4 | Neil P. Price | USDA | 1 |
| #4 | James D. Sparks | Caterpillar | 1 |
| #4 | Kenneth Kamman | Ford | 1 |
Part of Illinois