Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10648468 | Adjustable vane pump | Andreas Blank, Michael Walter, Ralph Buehler, Torsten Helle | 2020-05-12 |
| 10138888 | Plastic Rotor for a vacuum pump | Hans-Peter Ott, Bernd Hess, Martin Thoma, Torsten Helle, Freidhelm Pfitzer | 2018-11-27 |