Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090460 | Pump embodied as a side channel pump | Heinrich Engländer, Peter Klingner | 2006-08-15 |
| 6354142 | Process for testing the tightness of packages | Markus Nothhelfer | 2002-03-12 |