Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7932655 | Magnetic bearing device with an improved vacuum feedthrough | Philipp Buhler | 2011-04-26 |
| 7884521 | Rotor shaft for a magnetic bearing device | Philipp Buhler | 2011-02-08 |
| 7633201 | Magnetic bearing device and vacuum pump | Philipp Buhler | 2009-12-15 |
| 7609587 | Lunar phase display mechanism | Denis Zimmermann, Philipp Buhler | 2009-10-27 |
| 7501782 | Method and apparatus for controlling a magnetic bearing device | Philipp Buhler | 2009-03-10 |
| 5667363 | Magnetically supported friction pump | Helmut Bernhardt | 1997-09-16 |
| 5522694 | Venting device for magnetically supported vacuum pumps | Helmut Bernhardt | 1996-06-04 |