Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8337762 | Substrate having porous sheet(s) for treating exhaust gases of combustion engines | Aulis Vakkilainen, Ritva Heikkinen, Teuvo Maunula, Matti Härkönen, Ari Lievonen | 2012-12-25 |
| 5534476 | Use of a super alloy as a substrate for catalysts | Marjo Luoma, Keijo Torkkell, Pirkko Virta | 1996-07-09 |