Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7559752 | Dual-shaft vacuum pump | Rudolf Bahnen, Karl-Heinz Ronthaler | 2009-07-14 |
| 6914361 | Magnetic bearing | Christian Beyer, Heinrich Engländer | 2005-07-05 |
| 6877963 | Vacuum pump | Christian Beyer, Heinrich Engländer | 2005-04-12 |
| 6867521 | Vacuum conduit | Christian Beyer, Heinrich Engländer | 2005-03-15 |
| 6833643 | Magnetic bearing with damping | Christian Beyer, Heinrich Engländer | 2004-12-21 |
| 6736614 | Rotary piston drive mechanism | Rudolf Bahnen, Gunter Knoll | 2004-05-18 |
| 6682324 | Radial turbo-blower | Karl-Heinz Ronthaler, Hans Kriechel | 2004-01-27 |
| 5729065 | Magnetic bearing cell with rotor and stator | Johan K. Fremery, Helmut Schneider, Peter Reimer | 1998-03-17 |
| 4914895 | Device for filling and closing sacks, in particular paper side folding sacks | Gustav Kuckhermann, Klaus Tolle, Eduard Turnwald, Peter Zink, Rainer Schafer | 1990-04-10 |