Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Andrzej Z. Ringwelski | Uop | 2 |
| 2 | Robert Witt | — | 1 |
| 2 | Daniel L. Riedl | Aktiebolaget Skf | 1 |
| 2 | Richard Pilon | Amsted Industries Incorporated | 1 |
| 2 | Edward F. Kubacki | American Can | 1 |
| 2 | David R. Crane | Johnsondiversey | 1 |
| 2 | David M. Szum | Dsm N.V. | 1 |
Part of Illinois