Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Siegfried Frank | Andreas Stihl Ag & Co. Kg | 3 |
| 2 | Ralph Riedel | Norgren Limited | 2 |
| 2 | Frank Herbener | Piller Group Gmbh | 2 |
| #4 | Oswald Sander | — | 1 |
| #4 | Gunter Prumbaum | Ford | 1 |
| #4 | Dirk Turschner | Technische Universitat Clausthal | 1 |