Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162150 | Method for manufacturing superior 13Cr tool coupler | Peng Zhao, Jie Yu, Shaofeng Liu, Minghua Wang | 2021-11-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162150 | Method for manufacturing superior 13Cr tool coupler | Peng Zhao, Jie Yu, Shaofeng Liu, Minghua Wang | 2021-11-02 |