Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46649 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Perttu Heiska, Kimmo Huhtala | 2017-12-26 |
| RE46640 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Perttu Heiska, Kimmo Huhtala | 2017-12-19 |
| 9145504 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Perttu Heiska, Kimmo Huhtala | 2015-09-29 |
| 8785550 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Perttu Heiska, Kimmo Huhtala | 2014-07-22 |