Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12167789 | Disk broom, sweeping device and floor cleaning machine | Bertram Ulrich | 2024-12-17 |
| 11910986 | Floor cleaning machine | Bertram Ulrich | 2024-02-27 |
| 10064531 | Floor cleaning machine | Ricardo Ruiz-Porath, Anatoliy Schmidt | 2018-09-04 |
| 8806709 | Vacuum sweeping machine having a suction extraction system for a side broom | Bertram Ulrich, Anatoliy Schmidt | 2014-08-19 |
| 7302734 | Ground cleaning machine | Harald Nowak | 2007-12-04 |