Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9068236 | Process of producing xylose and dissolving pulp | Heikki Heikkila, Jari Lewandowski, Pia Saari | 2015-06-30 |
| 7314528 | Crystallization of sugars | Hannu Koivikko, Minna Kaarto, Heikki Heikkila, Juha Nurmi | 2008-01-01 |
| 7008485 | Separation process | Heikki Heikkila, Mika Manttari, Marianne Nystrom, Hannu Paananen, Outi Puuppo +1 more | 2006-03-07 |
| 6872316 | Recovery of xylose | Heikki Heikkila, Mika Manttari, Marianne Nystrom | 2005-03-29 |
| 6752902 | Preparation of chemical pulp and xylose, utilizing a direct acid hydrolysis on the pulp | Heikki Heikkila, Jorma Sundquist, Seppo Kauliomäki, Raimo Rasimus | 2004-06-22 |
| 6692577 | Process for purifying maltose | Heikki Heikkila, Mika Manttari, Marianne Nystrom | 2004-02-17 |
| 6512110 | Process for the production of xylose from a paper-grade hardwood pulp | Heikki Heikkila, Marja-Leena Sarkki, Vili Ravanko | 2003-01-28 |
| 6262318 | Method of producing polyols from arabinoxylan-containing material | Heikki Heikkila, Raimo Alen, Siru Kauko, Juha Nurmi, Paivi Sarmala +1 more | 2001-07-17 |
| 6239274 | Method of producing xylose | Heikki Heikkila, Jarmo Kuisma, Outi Puuppo, Olli-Pekka Eroma | 2001-05-29 |
| 6146856 | Process for the production of isomatulose and other products | Heikki Heikkila, Marja-Leena Sarkki, Paivi Ojala, Vili Ravanko, Matti Tylli | 2000-11-14 |
| 6086681 | Method for recovery of xylose from solutions | Heikki Heikkila, Juha Nurmi, Olli-Pekka Eroma | 2000-07-11 |
| 6022394 | Process for fractioning vinasse | Hannu Paananen, Juha Nurmi, Tapio Viljava | 2000-02-08 |
| 5998607 | Method for producing xylitol | Heikki Heikkila, Outi Puuppo, Matti Tylli, Hannele Nikander, Johanna Nygren +1 more | 1999-12-07 |
| 5851405 | Process for clarifying vinasse | Hannu Paananen, Tapio Viljava, Pertti Walliander | 1998-12-22 |