Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066846 | Composition and process for the treatment of fibre material | Aarto Paren, Jukka Rautiainen, Reijo Aksela, Ilkka Renvall, Anna Ilomäki +4 more | 2011-11-29 |
| 8048264 | Composition and process for the treatment of fibre material | Aarto Paren, Jonni Ahlgren, Ilkka Renvall, Jukka Rautiainen | 2011-11-01 |
| 7988821 | Process for the treatment of fibre material and new composition | Seung-Hoon Lee, Jonni Ahlgren, Aarto Paren, Jukka Rautiainen, Ilkka Renvall | 2011-08-02 |
| 7867357 | Polymer composition for peroxide bleaching of cellulosic fibre material and processes for peroxide bleaching | Jonni Ahlgren, Aarto Paren, Timo Härmä, Ilkka Renvall | 2011-01-11 |