Top Inventors at Purafil All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | William G. England | 16 |
| 2 | Michael W. Osborne | 2 |
| 3 | Christopher O. Muller | 1 |
| #4 | David Nicholas | 1 |
| #5 | Erik Ward | 1 |
| #6 | James Nicholas | 1 |
| #7 | Jeff Goergen | 1 |
| #8 | Kent Kekeis | 1 |
| #9 | Matthew Potts | 1 |
| #10 | Michael DelGais | 1 |
| #11 | Ricardo Gonzalez | 1 |
| #12 | Xiuyi Zhang | 1 |
| #13 | Cynthia A. Afforder | 1 |
| #14 | James W. Mash | 1 |
| #15 | Jeffery F. Rabon | 1 |