Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Fred M. Tatum | Biotechnology Research And Development | 2 |
| 2 | Ryan Sheldon Nelson | Fisher Controls International | 1 |
| 2 | Katharine F. Scheevel | — | 1 |
| 2 | Arlan W. Sandvik | Gary W. Clem | 1 |
Part of Iowa