Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10478037 | Method for operating a floor-cleaning device and floor-cleaning device | Markus Duenne, Michael Schahpar | 2019-11-19 |
| 10362918 | Self-propelled and self-steering floor cleaner and method for cleaning a floor surface | Christian Hofner, Christian Wurm, Heiko Hoennige, Barbara Pfister, Markus Duenne +3 more | 2019-07-30 |