Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12070171 | Extraction cleaner | Lee M. Cottrell, Daniel Innes, Philippa Copeland, Mingliang Qin, Xuemei Liu +7 more | 2024-08-27 |
| 12053140 | Cleaning head for a surface treatment apparatus having one or more stabilizers and surface treatment apparatus having the same | Jason B. Thorne, Kai Xu, Zongnan Cheng, Ian Ernan Liu, AiMing XU +7 more | 2024-08-06 |
| 12035857 | Extraction cleaner | Lee M. Cottrell, Daniel Innes, Philippa Copeland, Mingliang Qin, Xuemei Liu +7 more | 2024-07-16 |