Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707490 | Method of recovering energy from waste liquors from pulp processes | Marjo Kuusio | 1998-01-13 |
| 5699746 | Method and apparatus for feeding air into a furnace | Markku Tanttu | 1997-12-23 |
| 5509997 | Method of recovering energy from waste liquors from pulp processes | Marjo Kuusio | 1996-04-23 |