Issued Patents 2020
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10864554 | Municipal waste sorting system | Xiaojun Liu, Junlong Liu | 2020-12-15 |
| 10662713 | Water conserving reaming system | Xiaojun Liu, Junlong Liu | 2020-05-26 |
| 10640941 | Water conserving, secure, and environmentnt protective device | Xiaojun Liu, Junlong Liu | 2020-05-05 |
| 10618829 | Sewage treatment device | Xiaojun Liu, Junlong Liu | 2020-04-14 |
| 10619339 | Sewage treatment device | Xiaojun Liu, Junlong Liu | 2020-04-14 |
| 10604904 | Water conserving gate | Xiaojun Liu, Junlong Liu | 2020-03-31 |