Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9750383 | Cleaning brush for a floor cleaner and floor cleaner with a cleaning brush | Jacob Janzen, Annette Holzer, Guenther Erbel | 2017-09-05 |
| 7659693 | Rechargeable battery | Maic Hensel, Juergen Weiss, Ralph Diehl, Holger Lepold | 2010-02-09 |
| 6505371 | Sweeper | Franz Fischer | 2003-01-14 |