Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6415745 | Method of reducing nitrogen oxide (NOx) emissions of piston engine | Göran Hellén, Seppo Tiensuu, Tapani Humalamaa | 2002-07-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6415745 | Method of reducing nitrogen oxide (NOx) emissions of piston engine | Göran Hellén, Seppo Tiensuu, Tapani Humalamaa | 2002-07-09 |