Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061452 | Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element | Craig H. Cooley, Timothy N. Sexton, S. Barrett Peterson, Christopher F. Johnson | 2011-11-22 |
| 7954380 | Rotary drill bits and systems for inspecting rotary drill bits | Nicholas J. Lyons, Eric C. Sullivan, Terry D. Watts | 2011-06-07 |
| 7942218 | Cutting element apparatuses and drill bits so equipped | Craig H. Cooley, Timothy N. Sexton, David P. Miess | 2011-05-17 |
| 7900703 | Method of drilling out a reaming tool | Lester I. Clark, John C. Thomas, Eric E. McClain | 2011-03-08 |