Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820336 | Making a powder metal roll end for a heatable roll | Matti Tervonen, Mika Viljanmaa, Pekka Koivukunnas, Erkki Leinonen, Hannu Vuorikari +1 more | 2004-11-23 |
| 6365035 | Method for measuring properties of the stack and the corrosion of materials in a soda recovery unit | Martti Pulliainen, Timo Laurila, Antero Heinävaara | 2002-04-02 |