Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5110414 | Procedure for manufacturing lignocellulosic material products | Agneta G. M. Fuhrmann, Martti Toroi | 1992-05-05 |
| 4681935 | Procedure for recovering soluble carbohydrates contained in wood | Matti Sten, Juhani Peltonen, Veikko Jokela | 1987-07-21 |
| 4277626 | Method for the isolation of vanillin from lignin in alkaline solutions | Esko T. Talka, Kaj-Erik Fremer | 1981-07-07 |