Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7954570 | Cutting elements configured for casing component drillout and earth boring drill bits including same | Eric E. McClain, Sarvesh Tyagi, Jack T. Oldham, Lester I. Clark, William Heuser | 2011-06-07 |
| 7954571 | Cutting structures for casing component drillout and earth-boring drill bits including same | Eric E. McClain, Michael L. Doster, Matthew R. Isbell, Jarod DeGeorge, Chad T. Jurica | 2011-06-07 |
| 7900703 | Method of drilling out a reaming tool | Lester I. Clark, Jeffrey B. Lund, Eric E. McClain | 2011-03-08 |