Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657330 | Turbo generator with a rotor with direct gas cooling | Josef Tommer | 2003-12-02 |
| 5635779 | Electrical machine with an axial fan | Hans Zimmermann | 1997-06-03 |
| 4518352 | Industrial oven with air recirculation for heat treating processes | Horst Gillhaus, Fritz Hegewaldt, Wolfgang Faber, Ernst Toplak | 1985-05-21 |