Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006785 | Casing and liner drilling bits and reamers | Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Evan C. Turner, Mark W. Dykstra +1 more | 2011-08-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006785 | Casing and liner drilling bits and reamers | Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Evan C. Turner, Mark W. Dykstra +1 more | 2011-08-30 |