Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8336165 | Upright vacuum cleaner | Christian Finke | 2012-12-25 |
| 8272097 | Upright vacuum cleaner | — | 2012-09-25 |
| 8201302 | Upright vacuum cleaner | — | 2012-06-19 |
| 8181309 | Upright vacuum cleaner | Udo Mersmann | 2012-05-22 |
| 8166608 | Floor treatment device having a rotatable roller | Diethard Becker | 2012-05-01 |
| 8151408 | Upright vacuum cleaner | Christian Finke | 2012-04-10 |
| 8011060 | Upright vacuum cleaner | Oliver Liebig, Udo Mersmann | 2011-09-06 |
| 7698778 | Vacuum cleaner having a motor-fan unit and a fine filter disposed in an exhaust air stream thereof | — | 2010-04-20 |
| 7472453 | Vacuum cleaner | Udo Mersmann, Arne Sauerland, Heinz-Guenter Steinkoetter | 2009-01-06 |