Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Melvin Lee Welk | J.L. Clark | 2 |
| 2 | Rodger Lee Keller | Chemcut Holdings | 1 |
| 2 | Russel Folmar | — | 1 |
| 2 | Benjamin Sollenberger | Cnh Industrial America | 1 |
| 2 | Forrest C. Johnstonbaugh | — | 1 |
| 2 | Melissa D. Rubano | USDA | 1 |
| 2 | Kathy J. Soder | USDA | 1 |
Part of Pennsylvania