Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9758777 | Treatment of cellulosic material and enzymes useful therein | Jari Vehmaanpera, Marika Alapuranen, Terhi Puranen, Matti Siika-Aho, Jarno Kallio +3 more | 2017-09-12 |
| 9593324 | Treatment of cellulosic material and enzymes useful therein | Jari Vehmaanpera, Marika Alapuranen, Terhi Puranen, Matti Siika-Aho, Jarno Kallio +3 more | 2017-03-14 |
| 8758936 | Thin film structures | Matti Valkiainen, Harry Boer, Anu Koivula, Maria Smolander, Pia Qvintus-Leino +1 more | 2014-06-24 |
| 8409836 | Treatment of cellulosic material and enzymes useful therein | Jari Vehmaanpera, Marika Alapuranen, Terhi Puranen, Matti Siika-Aho, Jarno Kallio +3 more | 2013-04-02 |
| 7754456 | Process for producing ethanol | Merja Penttila, Matti Siika-Aho, Jaana Uusitalo | 2010-07-13 |
| 7256032 | Enzymes | Leena Valtakari, Marika Alapuranen, Satu Hooman, Matti Siika-Aho, Jarno Kallio +2 more | 2007-08-14 |
| 7183090 | Laccase enzyme and the gene encoding the enzyme | Kristiina Kruus, Laura-Leena Kiiskinen, Marjaana Rättö, Markku Saloheimo | 2007-02-27 |
| 6830655 | Method of modifying a xylan-containing carbohydrate substrate having hexenuronic acid groups attached to the xylan | Matti Siika-Aho, Johanna Buchert, Tapani Vuorinen, Anita Teleman, Maija Tenkanen +1 more | 2004-12-14 |
| 6425975 | Process for concentrating soluble and colloidal substances in process waters | Annikka Mustranta, Leena Fagernäs | 2002-07-30 |
| 6287708 | Adhesive for fiber boards | Anneli Hase, Pia Qvintus-Leino, Kirsi Kataja, Simo Tuominen, Lars Gadda | 2001-09-11 |
| 6280855 | Intermediate product for preparation of lignin polymers and use thereof for production of wood materials | Anneli Hase, Pia Qvintus-Leino, Marja-Leena Niku-Paavola | 2001-08-28 |
| 6245269 | Process for preparing fiber boards | Pia Qvintus-Leino, Marja-Leena Niku-Paavola, Simo Tuominen, Lars Gadda | 2001-06-12 |
| 6099688 | Process for preparing mechanical pulp by treating the pulp with an enzyme having cellobiohydralase activity | Jaakko Pere, Matti Siika-Aho | 2000-08-08 |
| 5865949 | Process for preparing and treating mechanical pulp with an enzyme preparation having cellobiohydralase and endo-.beta.-glucanase activity | Jaakko Pere, Matti Siika-Aho | 1999-02-02 |
| 5854047 | Mannanase enzymes, genes coding for them and a method for isolating the genes, as well as a process for bleaching of lignocellulosic pulp | Johanna Buchert, Matti Siika-Aho, Merja Penttila, Anu Saloheimo, Marjatta Ranua | 1998-12-29 |
| 5814515 | Method of dissolution of sausage skins and other cellulosic substances by means of an enzyme solution | Annikka Mustranta, Osmo Ojamo, Merja Itavaara, Tor Johansson | 1998-09-29 |
| 5661021 | Mannanase enzymes, genes coding for them and a method for isolating the genes, as well as a process for bleaching of lignocellulosic pulp | Johanna Buchert, Matti Siika-Aho, Merja Penttila, Anu Saloheimo, Marjatta Ranua | 1997-08-26 |
| 5582871 | Method for preserving wood against undesirable reactions caused by microorganisms | Petri Silenius, Anne-Christine Ritschkoff | 1996-12-10 |
| 5538670 | Wood preservation method and wood preservative | Anne-Christine Ritschkoff, Leena Paajanen, Tiina Mattila-Sandholm | 1996-07-23 |
| 5415735 | Recovery of organic substances dissolved in mechanical pulp | Jeffrey Thornton, Rainer Ekman, Bjarne Holmbom, Christer Eckerman, Maij Tenkanen | 1995-05-16 |
| 5103883 | Method for the debarking of logs | Marjaana Ratto, Anne Kantelinen | 1992-04-14 |