Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070847 | Substrate having corrugated sheet(s) and channel(s) for treating exhaust gases of combustion engines | Pekka Matilainen, Ari Lievonen, Erkki Narhi, Kati Lehtoranta | 2011-12-06 |