Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9512948 | Coaxial high-pressure coupling with overpressure relief | Stefan Witt | 2016-12-06 |
| 6551058 | Rotatory pump having a knobbed impeller wheel, and a knobbed impeller wheel therefor | — | 2003-04-22 |