Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Pekka Koivukunnas | Metso Paper | 40 |
| 2 | Aaron Mannio | Valmet Aktiebolag | 11 |
| 3 | Jarmo Malmi | Valmet Aktiebolag | 6 |
| 3 | Vesa Raudaskoski | Valmet Paper Machinery | 6 |
| 3 | Kalevi E. Heinola | Orion-Yhtyma Oy | 6 |
| #6 | Pekka Haapanen | Oy Wartsila Ab | 2 |
Part of Massachusetts