Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toivo Niskanen | A. Ahlstrom | 23 |
| 2 | Kaarina Heikkila | J.M. Huber | 3 |
| 2 | Leif B. Martensson | J.M. Huber | 3 |
| 2 | Lars-Olof Pietila | Optatech | 3 |
| #5 | Petri Harju | — | 2 |
| #5 | Maija Virta | Halton Oy | 2 |
| #7 | Taina H. Niemi | J.M. Huber | 1 |
| #7 | Pentti Vierikko | — | 1 |
| #7 | Mauri Viitanen | Ahlstrom | 1 |
| #7 | Matti Satuli | 1 | |
| #7 | Jussi Heinonen | Sulzer Management Ag | 1 |
| #7 | Seppo NYMAN | Sulzer Management Ag | 1 |
| #7 | Tuomas Akseli Pihlaja | The Switch Drive Systems Oy | 1 |
| #7 | Terttu Heinonen | Stora Enso Oyj | 1 |
| #7 | Jukka P. Haverinen | — | 1 |
| #7 | L. Bjarne Martensson | J.M. Huber | 1 |
| #7 | Eero H. Seuna | — | 1 |