Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Terril Johnson | Caterpillar | 9 |
| 2 | Eric James Johannsen | Caterpillar | 5 |
| 3 | Mircea Dumitru | Caterpillar | 2 |
| #4 | Ian Radtke | Precision Planting | 1 |
| #4 | Bradley S. Bashore | Caterpillar | 1 |
| #4 | Philip Carl Spengler | Caterpillar | 1 |
| #4 | Timothy L. Hand | Caterpillar | 1 |
| #4 | James Siegle | Caterpillar | 1 |
| #4 | Adam Nackers | Caterpillar | 1 |
| #4 | Jeremiah C. Johnson | Caterpillar | 1 |
Part of Illinois