Issued Patents All Time
Showing 26–50 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10526850 | Drill bit cutter having shaped cutting element | — | 2020-01-07 |
| 10450842 | Shape-based modeling of interactions between downhole drilling tools and rock formation | Gregory Christopher Grosz | 2019-10-22 |
| 10450804 | Identification of weak zones in rotary drill bits during off-center rotation | — | 2019-10-22 |
| 10428588 | Methods and drill bit designs for preventing the substrate of a cutting element from contacting a formation | Eric Lawrence Helgesen | 2019-10-01 |
| 10428587 | Multilevel force balanced downhole drilling tools including cutting elements in a step profile configuration | — | 2019-10-01 |
| 10329845 | Rotary drill bit including multi-layer cutting elements | — | 2019-06-25 |
| 10329846 | Multilevel force balanced downhole drilling tools including cutting elements in a track-set configuration | — | 2019-06-25 |
| 10323465 | Optimization of rolling elements on drill bits | Robert W. Arfele | 2019-06-18 |
| 10316592 | Cutter for use in well tools | — | 2019-06-11 |
| 10267093 | Drilling tool including multi-step depth of cut control | Robert W. Arfele | 2019-04-23 |
| 10214966 | Rotary drill bits with back-up cutting elements to optimize bit life | Guy Lefort, Robert W. Arfele, James R. Ashby | 2019-02-26 |
| 10180033 | Mechanically locking polycrystalline diamond element and industrial device | Jay S. Bird | 2019-01-15 |
| 10167718 | System and method for analyzing downhole drilling parameters using an opto-analytical device | Michael T. Pelletier, Robert P. Freese, Gary E. Weaver | 2019-01-01 |
| 10162911 | PDC bits with mixed cutter blades | — | 2018-12-25 |
| 10145178 | Roller cone seal failure detection using an integrated computational element | Micheal Burl Crawford | 2018-12-04 |
| 10128503 | Conductive fibrous materials | Xu Li, Chao He, Suxi Wang, Siew Yee Wong | 2018-11-13 |
| 10036207 | Rotary drill bit and method for designing a rotary drill bit for directional and horizontal drilling | — | 2018-07-31 |
| 10012067 | System and method for determining torsion using an opto-analytical device | Michael T. Pelletier, Robert P. Freese | 2018-07-03 |
| 10012070 | System and method for measuring gaps using an opto-analytical device | Michael T. Pelletier, Robert P. Freese, Gary E. Weaver | 2018-07-03 |
| 10006279 | System and method for detecting vibrations using an opto-analytical device | Michael T. Pelletier, Robert P. Freese, Gary E. Weaver | 2018-06-26 |
| 9957792 | System and method for analyzing cuttings using an opto-analytical device | Michael T. Pelletier, Robert P. Freese, Gary E. Weaver | 2018-05-01 |
| 9945181 | System and method for detecting drilling events using an opto-analytical device | Michael T. Pelletier, Robert P. Freese, Gary E. Weaver | 2018-04-17 |
| 9885234 | System and method for measuring temperature using an opto-analytical device | Michael T. Pelletier, Robert P. Freese, Gary E. Weaver | 2018-02-06 |
| 9868716 | Method for preventing and/or treating a subject suffering from asthma | Hongxi XU, Yue LV, Wenwei Fu, Kaixian Chen, Zhaoxiang BIAN +3 more | 2018-01-16 |
| 9864821 | PDC bits with cutters laid out in both spiral directions of bit rotation | — | 2018-01-09 |