Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7544046 | Vacuum pump | Christian Beyer, Christian Harig, Rainer Hölzer, Alois Greven | 2009-06-09 |
| 7240536 | Test-gas leak detector | Christian Beyer, Rainer Hölzer, Gunter Holstein | 2007-07-10 |
| 6999840 | Vacuum pump | Jürgen Brezina, Christian Beyer | 2006-02-14 |
| 6948921 | Vacuum pump comprising an outlet | Rainer Hölzer | 2005-09-27 |