Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11340145 | Apparatus for collecting dust samples | Ilkka Pyykkönen, Pasi Kärki, Timo Sirviö | 2022-05-24 |
| 6241010 | Heat exchange element and a heat exchanger made up of the same | Leif Ramm-Schmidt, Hemmo Eriksson | 2001-06-05 |