Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Peter Speiser | Unknown | 3 |
| 2 | Niklaus Winkler | — | 1 |
| 2 | Rudolf Schrepfer | — | 1 |
5 patents · 3 inventors
Ranked #5,799 of 20,767 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Peter Speiser | Unknown | 3 |
| 2 | Niklaus Winkler | — | 1 |
| 2 | Rudolf Schrepfer | — | 1 |