Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Paul W. Walters | Ashland Oil | 2 |
| 1 | Oliver J. Zandona | Ashland Oil | 2 |
| 3 | Lloyd E. Busch | Ashland Oil | 1 |
| 3 | Walter R. Lyons, Jr. | Nalco Chemical | 1 |
| 3 | Billy T. Fritz | Ashland Oil | 1 |
| 3 | Gary D. Miracle | — | 1 |
| 3 | Steven W. Murray | Ashland Oil | 1 |
Part of Kentucky