Top Inventors at Superior Valve All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Robin N. Borland | 3 |
| 2 | David E. Hughes | 2 |
| 3 | Charles A. Geis | 1 |
| #4 | Dino V. Sciullo | 1 |
| #5 | James L. Houston | 1 |
| #6 | Paul L. Wellener, III | 1 |
| #7 | William S. Kalaskie | 1 |
| #8 | William C. Yocum | 1 |
| #9 | John Piscatelli | 1 |
| #10 | Timothy R. Stiffy | 1 |
| #11 | Paul Rafalowski | 1 |
| #12 | Alan Joseph Porter | 1 |