Issued Patents All Time
Showing 26–50 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10830359 | Needle tip and seat for a choke valve | Scott Allan Miller, III, Ghulam A. Barkatally, Jerry A. Martino, Declan Elliott, Edmund Peter McHugh +2 more | 2020-11-10 |
| 10731420 | Indexing drill bit | Scott Dahlgren, David R. Hall, Joshua J. Hanson, John J. Pierce, Yuelin Shen +3 more | 2020-08-04 |
| 10711833 | Hard bearing attachment and alignment systems, apparatus, and techniques | Daniel Manwill, Scott Dahlgren, David R. Hall | 2020-07-14 |
| 10683895 | Systems and devices using hard bearings | David R. Hall, Scott Dahlgren, Daniel Manwill, R. Craig Boswell, Scott Richard Woolston | 2020-06-16 |
| 10669786 | Two-part bit wiring assembly | Geoffrey C. Downton | 2020-06-02 |
| 10633923 | Slidable rod downhole steering | Geoff Downton | 2020-04-28 |
| 10577917 | Downhole drill bit chassis | — | 2020-03-03 |
| 10472934 | Downhole transducer assembly | Scott Dahlgren | 2019-11-12 |
| 10439474 | Turbines and methods of generating electricity | David R. Hall, Jordan D. Englund | 2019-10-08 |
| RE47405 | Downhole tool piston assembly | David R. Hall | 2019-05-28 |
| 10190368 | Underreamer for increasing a wellbore diameter | Nathan E. Fuller, R. Craig Boswell, Jacques Orban, Jordan D. Englund | 2019-01-29 |
| 10113399 | Downhole turbine assembly | David R. Hall, Jordan D. Englund | 2018-10-30 |
| 10030704 | Systems and devices using hard bearings | David R. Hall, Scott Dahlgren, Daniel Manwill, R. Craig Boswell, Scott Richard Woolston | 2018-07-24 |
| 9989665 | Wear resistant electrodes for downhole imaging | Brian Clark, Jacques Orban, Scott Richard Woolston, Daniel A. Hendricks, Neil Cannon | 2018-06-05 |
| 9976348 | Tightly-closing dynamic assembly | David R. Hall, Daniel Manwill, Craig Boswell, Scott Dahlgren, Scott Richard Woolston +1 more | 2018-05-22 |
| 9880311 | Wear resistant electrodes for downhole imaging | Brian Clark, Jacques Orban, Scott Richard Woolston, Daniel A. Hendricks, Neil Cannon | 2018-01-30 |
| 9556682 | Underreamer for increasing a wellbore diameter | Nathan E. Fuller, Craig Boswell, Jacques Orban, Jordan D. Englund | 2017-01-31 |
| 9085941 | Downhole tool piston assembly | David R. Hall | 2015-07-21 |
| 9038739 | Oil-well tubular anchoring system for LWD/MWD tools | Daniel Manwill, Jacques Orban, Ray R. Sherrill | 2015-05-26 |
| 8820440 | Drill bit steering assembly | David R. Hall, Scott Dahlgren | 2014-09-02 |
| 8414085 | Shank assembly with a tensioned element | David R. Hall, Scott Dahlgren | 2013-04-09 |
| 8408336 | Flow guide actuation | David R. Hall, Scott Dahlgren, Paula Turner, Christopher Durrand | 2013-04-02 |
| 8371400 | Downhole tool actuation | David R. Hall, Scott Dahlgren | 2013-02-12 |
| 8365843 | Downhole tool actuation | David R. Hall, Scott Dahlgren | 2013-02-05 |
| 8365820 | System for a downhole string with a downhole valve | David R. Hall, Dahlgren Scott | 2013-02-05 |