Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10584050 | Composite filter cartridge | — | 2020-03-10 |
| 10399021 | Water purification system | Xuegang Cai | 2019-09-03 |
| 10370265 | Water purification system | Xuegang Cai, Lei Liu | 2019-08-06 |
| 10370268 | Water purification system | Zhifeng He | 2019-08-06 |