Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9487917 | Silica-based sols | Freddie Hansson, Annika Viola Pal, Lars Lindahl, Joakim Carlén | 2016-11-08 |
| 8846772 | Silica-based sols | Freddie Hansson, Annika Viola Pal, Lars Lindahl, Joakim Carlén | 2014-09-30 |
| 8835515 | Silica-based sols | Marek Tokarz, Maj-Lis Dahlgren, Hans Johansson-Vestin | 2014-09-16 |
| 8834680 | Filler composition | Patrik Simonson | 2014-09-16 |
| 7919535 | Silica-based sols | Marek Tokarz, Maj-Lis Dahlgren, Hans Johansson-Vestin | 2011-04-05 |
| 7670460 | Production of paper using slica-based-sols | Marek Tokarz, Maj-Lis Dahlgren | 2010-03-02 |
| 7662306 | Polysilicate microgels | Bozena Tokarz, Maj-Lis Dahlgren, Hans Johansson-Vestin | 2010-02-16 |
| 7318881 | Process for sizing paper | Erik Lindgren, Sten Frolich, Barbro Magnusson | 2008-01-15 |
| 7169261 | Silica-based sols | Marek Tokarz, Maj-Lis Dahlgren | 2007-01-30 |
| 6846384 | Process for sizing paper | Erik Lindgren, Sten Frolich | 2005-01-25 |
| 6818100 | Process for sizing paper | Erik Lindgren, Sten Frolich, Barbro Magnusson | 2004-11-16 |
| 6673208 | Polysilicate microgels and silica-based materials | Marek Tokarz, Rein Sikkar | 2004-01-06 |
| 6355141 | Process for the production of paper | Rein Sikkar, Maria Norell | 2002-03-12 |
| 6100322 | Process for the production of paper | Joakim Carlén, Hans Johansson, Carlos Cordoba | 2000-08-08 |
| 5858174 | Process for the production of paper | Joakim Carlén, Hans Johansson, Carlos Cordoba | 1999-01-12 |