Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125552 | Convex ridge type non-planar cutting tooth and diamond drill bit | Liang Zhao, Demin Chen, Xiongwen Yang, Yonghong Wang, YU-LIN LIU | 2018-11-13 |
| 10000974 | Methods for forming earth-boring tools having cutting elements mounted in cutting element pockets and tools formed by such methods | Eric C. Sullivan | 2018-06-19 |
| 9963940 | Rotary drill bits comprising maraging steel and methods of forming such drill bits | Eric C. Sullivan, Tu Tien Trinh | 2018-05-08 |