Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8835515 | Silica-based sols | Michael Persson, Maj-Lis Dahlgren, Hans Johansson-Vestin | 2014-09-16 |
| 8568565 | Silica-based sols | Hans-Ake Baltsen | 2013-10-29 |
| 8157962 | Process for the production of cellulosic product | Patrik Simonson, Katarina Gutke | 2012-04-17 |
| 7919535 | Silica-based sols | Michael Persson, Maj-Lis Dahlgren, Hans Johansson-Vestin | 2011-04-05 |
| 7893114 | Silica-based sols and their production and use | Glenn Mankin, Freddie Hansson | 2011-02-22 |
| 7732495 | Silica-based sols and their production and use | Glenn Mankin, Freddie Hansson | 2010-06-08 |
| 7670460 | Production of paper using slica-based-sols | Michael Persson, Maj-Lis Dahlgren | 2010-03-02 |
| 7303654 | Cellulosic product and process for its production | Jerker Nilsson | 2007-12-04 |
| 7169261 | Silica-based sols | Michael Persson, Maj-Lis Dahlgren | 2007-01-30 |
| 6673208 | Polysilicate microgels and silica-based materials | Michael Persson, Rein Sikkar | 2004-01-06 |
| 6224944 | Method of protecting a surface | Michael Persson, Roman Kozlowski | 2001-05-01 |
| 5747171 | Method of protecting a surface | Michael Persson, Roman Kozlowski | 1998-05-05 |
| 5607552 | Aqueous suspensions of colloidal particles, preparation and use of the suspensions | Kjell Andersson, Hans Johansson, Erik Lindgren | 1997-03-04 |
| 5186917 | Process for the removal of NO.sub.x SO.sub.x utilizing a particulate agent | Sven Jaras, Borje Persson | 1993-02-16 |
| 5064792 | Catalyst for the reduction of nitrogen oxides, a method for its preparation and the use thereof | Sven Jaras, Borje Persson | 1991-11-12 |
| 5037477 | Process for the preparation of an acid-resistant coating on filler particles | Sven Jaras, Rein Sikkar | 1991-08-06 |
| 5000791 | Process for the preparation of an acid-resistant coating on filler particles | Sven Jaras, Rein Sikkar | 1991-03-19 |