Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814904 | Cutting structure of cutting elements for downhole cutting tools | Huimin Song, Zhijun Lin, Ke Chen | 2023-11-14 |
| 11795764 | Cutting elements having non-planar surfaces and tools incorporating the same | Anjie Dong, Gerard Johnson, Michael G. Azar, Huimin Song, Youhe Zhang +1 more | 2023-10-24 |
| 11578538 | Cutting element with nonplanar face to improve cutting efficiency and durability | Manoj D. Mahajan, John Daniel Belnap, Yi Fang, Cheng Peng, Lynn Belnap +5 more | 2023-02-14 |