Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11156080 | Monitoring system with an instrumented surface top sub | Thomas M. Bryant, William Evans Turner | 2021-10-26 |
| 10711528 | Diamond cutting elements for drill bits seeded with HCP crystalline material | Andrew Murdock, Matthew Mumma, William Henry DuBose, Neal Alan Bowden | 2020-07-14 |
| 10180032 | Diamond cutting elements for drill bits seeded with HCP crystalline material | Andrew Murdock, Matthew Mumma, William Henry DuBose, Neal Alan Bowden | 2019-01-15 |
| 10160099 | Selectively leached, polycrystalline structures for cutting elements of drill bits | Matthew Mumma, Andrew Murdock, William Henry DuBose, Neal Alan Bowden | 2018-12-25 |
| 7318492 | Rotary drill bit | Graham Watson | 2008-01-15 |
| 6089332 | Steerable rotary drilling systems | John D. Barr, William C. Motion | 2000-07-18 |
| 6089336 | Rotary drill bits | Alex Nexton, Michael Tomczak, Steven J. Taylor, Andrew Murdock | 2000-07-18 |
| 5819860 | Rotary drill bits | Alex Newton, Steven J. Taylor, Andrew Murdock | 1998-10-13 |
| 5803185 | Steerable rotary drilling systems and method of operating such systems | John D. Barr, William C. Motion | 1998-09-08 |
| 5685379 | Method of operating a steerable rotary drilling system | John D. Barr, William C. Motion | 1997-11-11 |
| 5671818 | Rotary drill bits | Alex Newton, Malcolm R. Taylor, Andrew Murdock | 1997-09-30 |
| 5553678 | Modulated bias units for steerable rotary drilling systems | John D. Barr, Mark W. Burrell, Robert A. Russell, Richard E. Thorp, David Boast | 1996-09-10 |
| 5244039 | Rotary drill bits | Thomas Andrew Newton | 1993-09-14 |
| 5186268 | Rotary drill bits | — | 1993-02-16 |
| 5163524 | Rotary drill bits | Thomas Andrew Newton | 1992-11-17 |
| 5119892 | Notary drill bits | Malcolm R. Taylor, Leslie R. Hawke | 1992-06-09 |