Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11898310 | Device for mechanically processing lignocellulose-containing fibrous material | Håkan Sjöström | 2024-02-13 |
| 10953405 | Blade element | Christer Hedlund, Dino Muhic, Anders Hawen | 2021-03-23 |
| 10441954 | Single-disc refiner | Jari Saarinen, Jari Heikkinen, Lauri Talikka | 2019-10-15 |
| 9267234 | Blade element and refiner | Juha-Pekka Huhtanen, Vesa Harju, Markku Partanen, Olli Tuovinen | 2016-02-23 |
| 9222219 | Blade element | Ville Ruola, Anders Hawen, Peter Bergqvist, Håkan Sjöström, Christer Hedlund | 2015-12-29 |
| 8226023 | Refiner | Dahn Lundell, Eric Hensley, Jeff Bowie, Christer Hedlund, Peter Bergqvist | 2012-07-24 |
| 8028946 | Refiner | — | 2011-10-04 |
| 7913942 | Refiner | — | 2011-03-29 |
| 7419112 | Refining surface and a blade segment for a refiner | Håkan Sjöström, Vesa Arjanmaa, Per Froberg, Nils Virving, Juha-Pekka Huhtanen +1 more | 2008-09-02 |
| 7191967 | Refiner | Matti Kaarineva | 2007-03-20 |