Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10953405 | Blade element | Christer Hedlund, Dino Muhic, Petteri Vuorio | 2021-03-23 |
| 10400393 | Refiner | — | 2019-09-03 |
| 9222219 | Blade element | Petteri Vuorio, Ville Ruola, Peter Bergqvist, Håkan Sjöström, Christer Hedlund | 2015-12-29 |
| 6042036 | Refining element | Nils Virving, Peter Austin Bergquist | 2000-03-28 |
| 5526992 | Refining element of a disc refiner | Christer Hedlund, Christer Nastren, Pertti Purolainen, Lennart Rohden, Nils Virving | 1996-06-18 |