Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6415745 | Method of reducing nitrogen oxide (NOx) emissions of piston engine | Seppo Tiensuu, Juha Kytölä, Tapani Humalamaa | 2002-07-09 |
| 5647316 | Injection arrangement for an internal combustion engine | Dave Jay | 1997-07-15 |