Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765625 | Turbomachine blade | Frank Stiehler | 2017-09-19 |
| 9371733 | Rotor blade arrangement for a turbo machine | — | 2016-06-21 |
| 9074479 | Damping element and method for damping rotor blade vibrations, a rotor blade, and a rotor | Hans Peter Borufka, Patrick Prokopczuk, Frank Stiehler | 2015-07-07 |