Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Frank Arthur Willis | Caterpillar | 4 |
| 2 | Andrew R. Leopold | Artventive Medical Group | 1 |
| 2 | Philip T. Brinkman | Philippi-Hagenbuch | 1 |
| 2 | Anthony Crumb | Caterpillar | 1 |
| 2 | Bartosz Sokolski | Food Equipment Technologies Company | 1 |
Part of Illinois