Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9074479 | Damping element and method for damping rotor blade vibrations, a rotor blade, and a rotor | Hans Peter Borufka, Andreas Hartung, Frank Stiehler | 2015-07-07 |
| 9045989 | Coupling element for mechanically coupling blades and a rotor | Frank Stiehler, Hans Peter Borufka | 2015-06-02 |
| 8821122 | Integrally bladed rotor disk for a turbine | Hans Peter Borufka, Frank Stiehler, Hernan Victor Arrieta, Joachim Lorenz | 2014-09-02 |
| 8622704 | Gas turbine blade for a turbomachine | Frank Stiehler, Hans Peter Borufka | 2014-01-07 |