| 10871041 |
Centralizer for downhole probes |
Justin C. Logan, Patrick R. Derkacz |
2020-12-22 |
| 10840482 |
Battery coil engaging members for downhole tools |
Justin C. Logan |
2020-11-17 |
| 10837240 |
Seal and sacrificial components for a drill string |
Patrick R. Derkacz, Justin C. Logan, Angelica J. B. Francoeur, Jason B. Wackett, Danick R. J. Normandeau +1 more |
2020-11-17 |
| 10753201 |
Mud pulse telemetry apparatus with a pressure transducer and method of operating same |
Jili Liu, David A. Switzer, Justin C. Logan |
2020-08-25 |
| 10749149 |
Battery coil engaging members for downhole tools |
Justin C. Logan |
2020-08-18 |
| 10731459 |
Integrated downhole system with plural telemetry subsystems |
David A. Switzer, Jili Liu, Justin C. Logan, Mingdong Xu |
2020-08-04 |
| 10729029 |
Mounting and component holder apparatuses and assemblies for holding rigid components |
Jili Liu, David A. Switzer, Justin C. Logan |
2020-07-28 |
| 10704384 |
Downhole reception and transmission of electromagnetic data telemetry signals |
Alexander Down, Theunis Van Schalkwyk, Rostyslav Kuchma, Mojtaba Kazemi Miraki |
2020-07-07 |
| 10662754 |
Directional drilling apparatus and methods |
Justin C. Logan |
2020-05-26 |
| 10648247 |
Centralizer for downhole probes |
Justin C. Logan, Patrick R. Derkacz |
2020-05-12 |
| 10641086 |
Pressure compensation device for a fluid pressure pulse generating apparatus |
Gavin Gaw-Wae Lee, Justin C. Logan |
2020-05-05 |
| 10641081 |
Device and method for retaining probe exterior wear sleeve |
Luke Anthony Stack, Justin C. Logan |
2020-05-05 |
| 10637427 |
Mutually induced filters |
Sunil Kapoor, Hyungjoon Kim, Yaswanth Rangineni, Karl Leeser |
2020-04-28 |
| 10598000 |
Methods and apparatus for downhole probes |
Jili Liu, Patrick R. Derkacz, Justin C. Logan, David A. Switzer |
2020-03-24 |
| 10570726 |
Detection of downhole data telemetry signals |
Daniel W. Ahmoye, David A. Switzer, Jili Liu |
2020-02-25 |
| 10563503 |
Transmitting data across electrically insulating gaps in a drill string |
David A. Switzer, Jili Liu, Mojtaba Kazemi Miraki |
2020-02-18 |
| 10533413 |
Method and apparatus for determining rotor position in a fluid pressure pulse generator |
Justin C. Logan |
2020-01-14 |
