Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Douglas Arthur Voltz | John Deere | 2 |
| 1 | Timothy Harold Carlson | John Deere | 2 |
| 1 | James E. Johnston | Molten Metal Technology | 2 |
| #4 | Alfred Dean Yoder | John Deere | 1 |
| #4 | Richard W. Staiert | International Harvester | 1 |
Part of Illinois