Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326413 | Wire-line core drilling tool | Jian Liang, Kuan Li, Hao Yin, Xiumei Liu | 2022-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326413 | Wire-line core drilling tool | Jian Liang, Kuan Li, Hao Yin, Xiumei Liu | 2022-05-10 |