Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Vesa Ropponen | T-Drill Oy | 6 |
| 2 | Kauri Vartia | — | 1 |
| 2 | Ilkka Liukas | — | 1 |
8 patents · 3 inventors
Ranked #58,130 of 111,555 cities Top 55%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Vesa Ropponen | T-Drill Oy | 6 |
| 2 | Kauri Vartia | — | 1 |
| 2 | Ilkka Liukas | — | 1 |