Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9911994 | Piezoelectric injector for fuel cell | Ralph Hobmeyr, Marcus Jung | 2018-03-06 |
| 8927171 | Method for preventing pressure in vessels from dropping below minimum allowable pressure | Ralph Hobmeyr, Heiko Hrobarsch | 2015-01-06 |
| 8561453 | Calibration of all pressure transducers in a hydrogen storage system | Ralph Hobmeyr, Heiko Hrobarsch | 2013-10-22 |