Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46649 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Esko Aarni, Perttu Heiska | 2017-12-26 |
| RE46640 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Esko Aarni, Perttu Heiska | 2017-12-19 |
| 9212247 | Method for controlling size distribution of polymer particles during preparation of aqueous polymer dispersion and aqueous polymer dispersion | Helena Peuranen, Perttu Heiska, Nina Bruun | 2015-12-15 |
| 9145504 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Esko Aarni, Perttu Heiska | 2015-09-29 |
| 9079995 | Method for controlling size distribution of polymer particles during preparation of aqueous polymer dispersion and aqueous polymer dispersion | Helena Peuranen, Perttu Heiska, Nina Bruun | 2015-07-14 |
| 8785550 | Method for improving rheological properties of an aqueous pigment slurry and a dispersion agent | Esko Aarni, Perttu Heiska | 2014-07-22 |
| 7362562 | Electronic unit of radio system and method of producing the same | Pasi Lehtonen | 2008-04-22 |
| 6865074 | Method of producing electronic unit of radio system and electronic unit | Pasi Lehtonen, Marko Kuusikko | 2005-03-08 |
| 6776656 | Connection method and connection arrangement | Pasi Lehtonen, Ossi Piirainen | 2004-08-17 |