Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11358135 | Method for preparing hydrocracking catalyst | Changkun Liu, Wenqing Fan, Jintian Wu | 2022-06-14 |
| D943557 | Earphone protective cover | — | 2022-02-15 |
| 11243511 | Load-energy efficiency evaluation and monitoring method for achieving energy conservation and emission reduction of numerical control machine tool | Shun Jia, Yujie Zheng, Chao Liu, Qinghe Yuan, Zhiqiang Wang +2 more | 2022-02-08 |