Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Horace Winston Hale | Unknown | 4 |
| 2 | Stephen Weinmann | Bühler Ag | 3 |
| 2 | Kurt Grauer | Bühler Ag | 3 |
| #4 | Ralph Altherr | — | 2 |
| #5 | Eduard Berger | Mecapec S.A | 1 |
| #5 | Josef Zingg | Gallus Ferd. Rueesch Ag | 1 |
| #5 | Jörg Scherrer | — | 1 |
| #5 | Christopher Bonk | — | 1 |