Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7955740 | Fuel cell stack and hydrogen supply including a positive temperature coefficient ceramic heater | Stefan Nettesheim | 2011-06-07 |
| 7878298 | Fuel-cell exhaust system | Wolfgang Heil, Steffen Doenitz, Michael J. Gorman | 2011-02-01 |