Top Inventors at Same S.P.A. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Dietrich Zaps | 2 |
| 2 | Luigi Pitozzi | 2 |
| 3 | Martin Hafele | 2 |
| #4 | Wilhelm von Allwörden | 2 |
| #5 | Wilhelm von Allworden | 2 |
| #6 | Carlo Valier | 1 |
| #7 | Tiziano Salvini | 1 |
| #8 | Franco Sonzogni | 1 |
| #9 | Hermann Berghorn | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Dietrich Zaps | 2 |
| 2 | Luigi Pitozzi | 2 |
| 3 | Martin Hafele | 2 |
| #4 | Wilhelm von Allwörden | 2 |
| #5 | Wilhelm von Allworden | 2 |
| #6 | Carlo Valier | 1 |
| #7 | Tiziano Salvini | 1 |
| #8 | Franco Sonzogni | 1 |
| #9 | Hermann Berghorn | 1 |