Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10337257 | Customized drilling tools | Youhe Zhang, Xiaoge Gan | 2019-07-02 |
| 10287825 | Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements | Chen Chen, Liang Zhao, Youhe Zhang, Michael G. Azar, Xiaoge Gan +4 more | 2019-05-14 |