Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765661 | Coating for particulate filters | Teuvo Maunula, Marja-Liisa KÄRKKÄINEN, Pasi Juvonen | 2017-09-19 |
| 8070847 | Substrate having corrugated sheet(s) and channel(s) for treating exhaust gases of combustion engines | Juha-Matti Asenbrygg, Ari Lievonen, Erkki Narhi, Kati Lehtoranta | 2011-12-06 |
| 5555638 | Method for contact drying a paper web and a dryer section of a paper machine | Risto Lehosvuo, Allan Liedes | 1996-09-17 |