Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7585391 | Paper sizing composition | Kenneth Sundberg, John Roberts, Guomei Peng | 2009-09-08 |
| 7232503 | Method in internal sizing of liquid packaging board and internal size | Markku Nurminen, Kenneth Sundberg | 2007-06-19 |
| 7211608 | Method for pretreatment of filler, modified filler with a hydrophobic polymer and use of the hydrophobic polymer | Mari Niinikoski, Olof Malmstrom, Markku Nurminen, Kenneth Sundberg | 2007-05-01 |
| 6749722 | Method of making sized paper, a sized paper grade, and a paper size | Olof Malmstrom, Markku Nurminen, Raija Savolainen, Ari Teijo | 2004-06-15 |
| 6432265 | Sampling method and method for cleaning sampling apparatus | Petri Pursiheimo | 2002-08-13 |
| 6290765 | Rosin emulsion including starch derivative for paper sizing | Michael James Jaycock, Martin Phillipson, Tapio Vihervaara | 2001-09-18 |
| 6287416 | Sampling apparatus with removable filter for cleaning | Petri Pursiheimo | 2001-09-11 |
| 5961708 | Internal sizing composition for paper | Olof Malmstrom, Markku Nurminen | 1999-10-05 |