Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8601640 | Vacuum cleaner, especially floor vacuum cleaner | Andre Bertram, Volker Gerth, Olivier Liebig, Rainer Schultz, Dirk Wegener +1 more | 2013-12-10 |
| 7805803 | Suction nozzle for a vacuum cleaner, comprising a dust flow display device | Klemens Andrup, Diethard Becker, Seyfettin Kara, Oliver Liebig, Rainer Schultz +2 more | 2010-10-05 |