Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209459 | Wellbore reaming tool having fixed mounted gouging cutters | Carl M. Hoffmaster | 2025-01-28 |
| 11879295 | Gouging cutter drill bit | Carl M. Hoffmaster | 2024-01-23 |
| 10570664 | Wellbore reaming tool having shear cutters and gouging cutters | Carl M. Hoffmaster, Kenneth M. Nevlud, Jason Kelley, Shon Carey | 2020-02-25 |
| 10107041 | Drill bit having shear cutters and gouging cutters | Dallas Wilkins, Ryan J. C. Marley, Timothy P. Beaton | 2018-10-23 |
| 9951563 | Wellbore mill having shear cutters and gouging cutters | Timothy P. Beaton, Ryan J. C. Marley, Alex Wong, Carl M. Hoffmaster, Kenneth M. Nevlud | 2018-04-24 |
| 7152701 | Cutting element structure for roller cone bit | Richard Butland, Ronald Birne-Browne, Per Ivar Nese, Louis Loiselle, J. Daniel Belnap | 2006-12-26 |
| 5339237 | Method for interlock tracing for discrete devices in a process control system | Pankaj H. Mody, Richard P. Himmer | 1994-08-16 |