Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10399011 | Integrated composite filter cartridge and water purifying system having same | Lei Liu | 2019-09-03 |
| 10399019 | Integrated composite filter and water purification system having the same | — | 2019-09-03 |
| 10399021 | Water purification system | Xingzhi Zhang | 2019-09-03 |
| 10370265 | Water purification system | Lei Liu, Xingzhi Zhang | 2019-08-06 |