Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10544795 | Self-priming pump | Stephan Dirks | 2020-01-28 |
| 5732727 | Leakfree switching process for a double-seat valve and a sealing system for carrying out the process | Hans O. Mieth, Jurgen Schreiber | 1998-03-31 |