Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7507265 | Method and equipment for producing horticultural and fuel peat and a fuel peat product | Kari Mutka | 2009-03-24 |
| 5747331 | Process and apparatus for the purification of gases | Tarja Terttu Hartikainen, Pertti Juhani Martikainen, Arvo Aukusti Juhani Ruuskanen, Kari Mutka, Markku Tapio Kallstrom +1 more | 1998-05-05 |