Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10329843 | Fixed cutter drill bit having core receptacle with concave core cutter | Bruno Cuillier De Maindreville, Alfazazi Dourfaye, Gilles Gallego | 2019-06-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10329843 | Fixed cutter drill bit having core receptacle with concave core cutter | Bruno Cuillier De Maindreville, Alfazazi Dourfaye, Gilles Gallego | 2019-06-25 |