CH

Christer Hedlund

VO Valmet Oy: 6 patents #12 of 131Top 10%
MP Metso Paper: 2 patents #177 of 678Top 30%
SA Sunds Defibrator Industries Ab: 1 patents #22 of 71Top 35%
Overall (All Time): #552,157 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11701665 Refiner for refining lignocellulosic material and refining segments for such a refiner Karl Lönngren, Mikael Lundfors 2023-07-18
11674265 Center ring provided with wings Thommy Lindblom 2023-06-13
11660661 Method for producing a refiner disc segment 2023-05-30
10953405 Blade element Dino Muhic, Petteri Vuorio, Anders Hawen 2021-03-23
9222219 Blade element Petteri Vuorio, Ville Ruola, Anders Hawen, Peter Bergqvist, Håkan Sjöström 2015-12-29
9050602 Refining surface for a refiner Ville Ruola 2015-06-09
8226023 Refiner Petteri Vuorio, Dahn Lundell, Eric Hensley, Jeff Bowie, Peter Bergqvist 2012-07-24
8197643 Refining segment for pulp processing with a deflector arrangement attached at the bars surfaces 2012-06-12
5526992 Refining element of a disc refiner Anders Hawen, Christer Nastren, Pertti Purolainen, Lennart Rohden, Nils Virving 1996-06-18