Top Inventors at Upright All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Gerald L. Claxton | 9 |
| 2 | Michael D. Ream | 5 |
| 3 | Darrell C. Horn | 3 |
| #4 | Robert E. Fisher | 3 |
| #5 | Paul Guignard | 2 |
| #6 | Alan Murphy | 2 |
| #7 | Daniel G. Smith | 1 |
| #8 | David D. White, Jr. | 1 |
| #9 | Gary Crook | 1 |
| #10 | Gerhard J. Weiner | 1 |
| #11 | Jeffery N. Fletcher | 1 |
| #12 | John P. Kunz | 1 |
| #13 | Lawrence E. Paquette | 1 |