Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209459 | Wellbore reaming tool having fixed mounted gouging cutters | John James Herman | 2025-01-28 |
| 11879295 | Gouging cutter drill bit | John James Herman | 2024-01-23 |
| 10570664 | Wellbore reaming tool having shear cutters and gouging cutters | John James Herman, Kenneth M. Nevlud, Jason Kelley, Shon Carey | 2020-02-25 |
| 9951563 | Wellbore mill having shear cutters and gouging cutters | Timothy P. Beaton, Ryan J. C. Marley, Alex Wong, John James Herman, Kenneth M. Nevlud | 2018-04-24 |
| 9145739 | Fixed cutter drill bit for abrasive applications | Shelton W. Alsup, Michael G. Azar, Thomas W. Oldham, Stuart Oliver, Sidney J. Isnor | 2015-09-29 |
| 9016407 | Drill bit cutting structure and methods to maximize depth-of-cut for weight on bit applied | Bala Durairajan, Michael G. Azar | 2015-04-28 |
| 8833492 | Cutters for fixed cutter bits | Bala Durairajan | 2014-09-16 |
| 8783387 | Cutter geometry for high ROP applications | Bala Durairajan | 2014-07-22 |
| 8689908 | Drill bit having enhanced stabilization features and method of use thereof | Bala Durairajan, Rolando Descarpontriez Arteaga | 2014-04-08 |
| 8127863 | Drill bit having enhanced stabilization features and method of use thereof | Bala Durairajan, Rolando Descarpontriez Arteaga | 2012-03-06 |
| 8100202 | Fixed cutter bit with backup cutter elements on secondary blades | Bala Durairajan, Michael G. Azar, Kurt T. Bush | 2012-01-24 |
| 7798256 | Fixed cutter drill bit for abrasive applications | Shelton W. Alsup, Michael G. Azar, Thomas W. Oldham, Stuart Oliver, Sidney J. Isnor | 2010-09-21 |
| 7703557 | Fixed cutter bit with backup cutter elements on primary blades | Bala Durairajan, Charles H. S. Douglas, III, Dennis Cisneros | 2010-04-27 |
| 7621348 | Drag bits with dropping tendencies and methods for making the same | Michael G. Azar | 2009-11-24 |
| 7451836 | Advanced expandable reaming tool | David Truax, Timothy P. Beaton | 2008-11-18 |
| 7451837 | Advanced expandable reaming tool | David Truax, Timothy P. Beaton | 2008-11-18 |
| 6880650 | Advanced expandable reaming tool | David Truax, Timothy P. Beaton | 2005-04-19 |
| 6659207 | Bi-centered drill bit having enhanced casing drill-out capability and improved directional stability | Timothy P. Beaton | 2003-12-09 |
| 5839525 | Directional drill bit | Tim P. Beaton, Keith Allan Terry | 1998-11-24 |