Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11523727 | Spray arm assembly and washing appliance provided with same | Haoping Xiong, Liming Zhao, Wangchun Fei | 2022-12-13 |
| 11391145 | Dynamic fracture width calculation method for drilling fluid loss in fractured formation | Chengyuan Xu, Xinglin YANG, Yili Kang, Lijun You, Yingrui Bai +2 more | 2022-07-19 |
| 11213184 | Spray arm assembly and washing appliance having same | Liming Zhao, Haoping Xiong, Wangchun Fei | 2022-01-04 |