Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10975628 | Drill bit nozzle and drill bit | Jiaqing Yu, Weixiong Wang, Jianghe Luo, Runan Zhang | 2021-04-13 |
| 10968705 | Matrix body PDC drill bit | Bin Liu, Zhiming Tang | 2021-04-06 |
| 10941619 | Metal matrix compositions and methods for manufacturing same | Yuan Yuan, Bin Liu | 2021-03-09 |