Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Stephen J. Gleason | Trimark | 2 |
| 2 | Bruce A. Smith | Carpenter Technology | 1 |
| 2 | Dennis A. Jendro | — | 1 |
| 2 | Dennis P. Rolph | Diversified Fastening Systems | 1 |
| 2 | Gene A. Hall | — | 1 |
| 2 | Danny E. Crawford | Diversified Fastening Systems | 1 |
Part of Iowa