Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Dennis Carlson | Certainteed | 4 |
| 2 | Lester Siebert | Com-Pac International | 2 |
| 2 | Gregory S. Sprehe | Com-Pac International | 2 |
| 2 | William J. Towne | Brunswick | 2 |
| #5 | Gerard V. Smith | Uniroyal Chemical Company | 1 |
Part of Illinois