Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947401 | Preheating arrangement in a fuel cell apparatus | Timo Kivisaari | 2011-05-24 |
| 7866161 | Method of operating a gas engine plant and fuel feeding system for a gas engine | Soren Karlsson | 2011-01-11 |