Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9968231 | Floor cleaning head | Chengling Zhang | 2018-05-15 |
| 9402521 | Cyclonic separation device | Qunli Zhao, Xiaolong Bian | 2016-08-02 |
| 9402522 | Cyclonic separation device | Qunli Zhao, Xiaolong Bian | 2016-08-02 |
| 9279555 | Cyclonic separator | — | 2016-03-08 |
| 8806703 | Vacuum cleaners | — | 2014-08-19 |
| D682496 | Accessory for a vacuum cleaner | Andrea Zardoni, Victor Liu, Marco Nicora | 2013-05-14 |
| D669235 | Vacuum cleaners | Ivan Cagnoli | 2012-10-16 |
| 8060981 | Upright vacuum cleaner | Steven Xue | 2011-11-22 |
| D637777 | Vacuum cleaner | Klaus Fiorino, Steven Xue | 2011-05-10 |
| D629577 | Vacuum cleaner | Klaus Fiorino | 2010-12-21 |
| D460231 | Vacuum cleaner floor tool | Martin Paul Bagwell, David Stuart Cole, Alastair Gordon Anderson, Richard Morgan Hickmott | 2002-07-09 |