Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11399680 | Hand-guided cyclone vacuum cleaner | — | 2022-08-02 |
| 8650705 | Floor-type vacuum cleaner having a housing which is displaceable on rollers | Volker Gerth | 2014-02-18 |
| 8517338 | Diaphragm valve | Juergen Stumpp, Joerg Hunnekuhl, Walter Bannwarth | 2013-08-27 |