Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10806316 | Device for a vacuum cleaner filter bag with a holding device and a closure device | Ralf Sauer | 2020-10-20 |
| 10736478 | Vacuum cleaner robot | Ralf Sauer | 2020-08-11 |
| 10722090 | Autonomously driven floor vacuum cleaner, method for vacuum cleaning and use of an autonomously driven floor vacuum cleaner | Ralf Sauer | 2020-07-28 |
| 10674883 | Vacuum cleaner robot | Ralf Sauer | 2020-06-09 |