Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425975 | Process for concentrating soluble and colloidal substances in process waters | Liisa Viikari, Leena Fagernäs | 2002-07-30 |
| 5932452 | Process for the production of xylose by hydrolysis of hemicellulose by immobilized enzymes | Kaisa Poutanen, Heikki Heikkila, Marja-Leena Sarkki | 1999-08-03 |
| 5814515 | Method of dissolution of sausage skins and other cellulosic substances by means of an enzyme solution | Liisa Viikari, Osmo Ojamo, Merja Itavaara, Tor Johansson | 1998-09-29 |