Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6875349 | Method for fractionating a solution | Heikki Heikkila, Jarmo Kuisma, Hannu Paananen | 2005-04-05 |
| 6846657 | Process for the simultaneous production of xylitol and ethanol | Heikki Heikkila, Leena Rahkila, Marja-Leena Sarkki, Tapio Viljava | 2005-01-25 |