Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D946108 | Water purifier | Fei Xue, Chunxia Xu, Rui Feng, Min Feng | 2022-03-15 |
| 11241641 | Filter device with spirally flushing function | Fei Xue, Chunxia Xu, Rui Feng, Min Feng | 2022-02-08 |