Issued Patents All Time
Showing 51–75 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10329901 | Surface display interface for data from downhole systems | David A. Switzer, Sheng-Guo Xu, Anquan Men, Kurtis West, Barry Daniel Buternowsky +4 more | 2019-06-25 |
| 10316652 | Downhole telemetry tool with adaptive frequency transmitter | Gavin Gaw-Wae Lee, Justin C. Logan, Kurtis West, Luke Anthony Stack | 2019-06-11 |
| 10301887 | Drill string sections with interchangeable couplings | Patrick R. Derkacz, Justin C. Logan | 2019-05-28 |
| 10301891 | Jig for coupling or uncoupling drill string sections with detachable couplings and related methods | Patrick R. Derkacz, Justin C. Logan | 2019-05-28 |
| 10301931 | Measuring while drilling systems, method and apparatus | Patrick R. Derkacz, Justin C. Logan, Kurtis West, Jili Liu, Barry Daniel Buternowsky | 2019-05-28 |
| 10295060 | Method for sealing a gap sub assembly | Hasan Alper Hepguvendik, Justin C. Logan, Gavin Gaw-Wae Lee, Luke Anthony Stack, Mojtaba Kazemi Miraki +2 more | 2019-05-21 |
| 10287871 | Axially-supported downhole probes | Justin C. Logan, David A. Switzer, Patrick R. Derkacz | 2019-05-14 |
| 10280741 | Optimizing downhole data communication with at bit sensors and nodes | Patrick R. Derkacz, Justin C. Logan, Jili Liu, David A. Switzer, Robert A. Harris +2 more | 2019-05-07 |
| 10253621 | Integrated downhole system with plural telemetry subsystems | David A. Switzer, Jili Liu, Justin C. Logan, Mingdong Xu | 2019-04-09 |
| 10233747 | Optimizing electromagnetic telemetry transmissions | Jili Liu, Mingdong Xu, David A. Switzer, Monica E. Varga, Mojtaba Kazemi Miraki | 2019-03-19 |
| 10215020 | Mud motor with integrated MWD system | Patrick R. Derkacz, Justin C. Logan | 2019-02-26 |
| 10215021 | Downhole electromagnetic and mud pulse telemetry apparatus | David A. Switzer, Jili Liu, Mingdong Xu | 2019-02-26 |
| 10214971 | Apparatus for angular alignment of downhole sensors with high side in directional drilling | Patrick R. Derkacz, Justin C. Logan, David A. Switzer | 2019-02-26 |
| 10202844 | Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location | David A. Switzer, Jili Liu, Mingdong Xu | 2019-02-12 |
| 10196892 | Detection of downhole data telemetry signals | Daniel W. Ahmoye, David A. Switzer, Jili Liu | 2019-02-05 |
| 10180059 | Telemetry tool with a fluid pressure pulse generator | Gavin Gaw-Wae Lee, Kurtis West, Justin C. Logan | 2019-01-15 |
| 10167683 | Centralizer for downhole probes | Justin C. Logan, Patrick R. Derkacz | 2019-01-01 |
| 10156102 | Gap assembly for EM data telemetry | Patrick R. Derkacz, Justin C. Logan | 2018-12-18 |
| 10151196 | Downhole telemetry | David A. Switzer, Jili Liu, Justin C. Logan | 2018-12-11 |
| 10125904 | Sealing gasket and method for creating same | Hasan Alper Hepguvendik, Justin C. Logan, Gavin Gaw-Wae Lee, Luke Anthony Stack, Mojtaba Kazemi Miraki +2 more | 2018-11-13 |
| 10119393 | Optimizing downhole data communication with at bit sensors and nodes | Patrick R. Derkacz, Justin C. Logan, Jili Liu, David A. Switzer, Robert A. Harris +2 more | 2018-11-06 |
| 10113412 | Axially-supported downhole probes | Justin C. Logan, David A. Switzer | 2018-10-30 |
| 10078154 | Downhole system with integrated backup sensors | Patrick R. Derkacz, Justin C. Logan, Barry Daniel Buternowsky, Mojtaba Kazemi Miraki | 2018-09-18 |
| 10066481 | Downhole electromagnetic and mud pulse telemetry apparatus | David A. Switzer, Jili Liu, Mingdong Xu | 2018-09-04 |
| 10066475 | Back up directional and inclination sensors and method of operating same | David A. Switzer, Jili Liu, Mojtaba Kazemi Miraki | 2018-09-04 |