Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Nils Soderholm | Valmet Aktiebolag | 6 |
| 2 | Veikko Kalevi Rantala | — | 2 |
| 3 | Pekka PELTOLA | A. Ahlstrom Osakeyhtio | 1 |
| 3 | Risto Manttari | Oy Tampella Ab | 1 |
| 3 | Jounj R. R. Berggvist | Oy Tampella Ab | 1 |
| 3 | Pentti T. Peltola | Oy Tampella Ab | 1 |
| 3 | Velkko Rantala | — | 1 |
| 3 | Matti Relander | — | 1 |