Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9849506 | Induction infiltration and cooling of matrix drill bits | Daniel Brendan Voglewede | 2017-12-26 |
| 9677341 | Drill bit with extended life seal | Ping Sui, Mark E. Williams, Guy Lefort | 2017-06-13 |