Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8883370 | Fuel cell system operated with liquid gas | Reinhard Frank | 2014-11-11 |
| 7851098 | Reformer fuel cell system with external burner | Reinhard Frank, Sven Butschek, Gunther Kolb | 2010-12-14 |