Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870606 | Polycrystalline diamond comprising nanostructured polycrystalline diamond particles and method of making the same | — | 2020-12-22 |
| 10704334 | Polycrystalline diamond compact cutters having protective barrier coatings | — | 2020-07-07 |
| 10648049 | Heat treated heavy weight drill pipe | Fengxiao Liu, Alan W. Lockstedt, Doyle Brinegar | 2020-05-12 |