Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10239904 | Method for producing solid lignin | Eric Enqvist, Ville Tarvo, Panu Tikka, Tobias Wittmann, Anders Littorin | 2019-03-26 |
| 9475833 | Method for lignin separation from black liquor comprising removal of sulfur compounds from formed water effluent | Martin Wimby | 2016-10-25 |
| 9266917 | Method for lignin separation from black liquor having multiple acidification steps | Peter Björklund, Martin Wimby | 2016-02-23 |
| 9175438 | Method for lignin separation from black liquor involving multiple acidification steps | Martin Wimby, Mattias Svensson, Fredrik Ohman, Per Tomani, Lars-Erik ÅKERLUND | 2015-11-03 |
| 9067959 | Method for precipitating lignin from black liquor by utilizing waste gases | Anders Littorin, Hanna Kristina Karlsson, Martin Wimby | 2015-06-30 |