Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6510906 | Impregnated bit with PDC cutters in cone area | Van Jordan Brackin, Matthew R. Isbell, Douglas J. Bobrosky | 2003-01-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6510906 | Impregnated bit with PDC cutters in cone area | Van Jordan Brackin, Matthew R. Isbell, Douglas J. Bobrosky | 2003-01-28 |