Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9023157 | Drive system for a cleaning head disposed in a tank | Leon Hjorslev | 2015-05-05 |
| 7927432 | Cleaning head | Leon Hjorslev | 2011-04-19 |
| 7388363 | Detector circuit to be used for measuring current | — | 2008-06-17 |