Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Helmut Gerhard | Westerwaelder Eisenwerk Gerhard Gmbh | 32 |
| 2 | Volker Pils | Fritz Schaefer Gmbh | 3 |
| 3 | Thorsten Weller | — | 1 |
| 3 | Torsten Weller | Otto Lampertz Gmbh & Co. Kg | 1 |
| 3 | Sven Roth | Kaco Gmbh + Co. Kg | 1 |
| 3 | Frank Cronacher | — | 1 |
| 3 | Gerd Ermert | Roth + Weber Gmbh | 1 |