Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9615709 | Vacuum cleaner and method for operating a vacuum cleaner | Manfred Gerhards | 2017-04-11 |
| 7651325 | Vacuum cleaner fan | Guenter Esch, Hans-Joachim Hegemann | 2010-01-26 |
| 6341507 | Laundry treating equipment with a driving motor mounted on the drum shaft | Frank Horstmann, Helmut Scheibner | 2002-01-29 |