Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11255149 | Multifunctional directional wireline core drilling device | Longlong Cao, Wenshi Wang, Jia Yan, Jie Xu | 2022-02-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11255149 | Multifunctional directional wireline core drilling device | Longlong Cao, Wenshi Wang, Jia Yan, Jie Xu | 2022-02-22 |