Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9222219 | Blade element | Petteri Vuorio, Anders Hawen, Peter Bergqvist, Håkan Sjöström, Christer Hedlund | 2015-12-29 |
| 9050602 | Refining surface for a refiner | Christer Hedlund | 2015-06-09 |
| 8474739 | Refining surface for a refiner | — | 2013-07-02 |