Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jan Cerny | Alstom Technology | 4 |
| 2 | Alois Tanner | — | 3 |
| 3 | Hermann Emminger | Alstom Technology | 2 |
| #4 | Peter Meili | Unknown | 1 |
| #4 | Engin CIL | Sika Technology Ag | 1 |
| #4 | Ermanno Nizzoli | Quadrant Epp Ag | 1 |
| #4 | Milan Bartosek | Maag Gear-Wheel & Machine Company Limited | 1 |