| 11359483 |
Integrated downhole system with plural telemetry subsystems |
Aaron W. Logan, David A. Switzer, Justin C. Logan, Mingdong Xu |
2022-06-14 |
|
| 11073015 |
Integrated downhole system with plural telemetry subsystems |
Aaron W. Logan, David A. Switzer, Justin C. Logan, Mingdong Xu |
2021-07-27 |
|
| 10753201 |
Mud pulse telemetry apparatus with a pressure transducer and method of operating same |
Aaron W. Logan, David A. Switzer, Justin C. Logan |
2020-08-25 |
|
| 10731459 |
Integrated downhole system with plural telemetry subsystems |
Aaron W. Logan, David A. Switzer, Justin C. Logan, Mingdong Xu |
2020-08-04 |
|
| 10570726 |
Detection of downhole data telemetry signals |
Aaron W. Logan, Daniel W. Ahmoye, David A. Switzer |
2020-02-25 |
|
| 10419565 |
Method, device and system for pushing information |
— |
2019-09-17 |
$142,847,000 |
| 10253621 |
Integrated downhole system with plural telemetry subsystems |
Aaron W. Logan, David A. Switzer, Justin C. Logan, Mingdong Xu |
2019-04-09 |
|
| 10215021 |
Downhole electromagnetic and mud pulse telemetry apparatus |
David A. Switzer, Aaron W. Logan, Mingdong Xu |
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, Mingdong Xu, Aaron W. Logan |
2019-02-12 |
|
| 10196892 |
Detection of downhole data telemetry signals |
Aaron W. Logan, Daniel W. Ahmoye, David A. Switzer |
2019-02-05 |
|
| 10151196 |
Downhole telemetry |
Aaron W. Logan, David A. Switzer, Justin C. Logan |
2018-12-11 |
|
| 10113417 |
Apparatuses and methods for evaluating systems used in electromagnetic telemetry transmissions |
Ming Zhao |
2018-10-30 |
|
| 10066481 |
Downhole electromagnetic and mud pulse telemetry apparatus |
David A. Switzer, Aaron W. Logan, Mingdong Xu |
2018-09-04 |
|
| 9995134 |
Electromagnetic pulse downhole telemetry |
Aaron W. Logan, Mingdong Xu, David A. Switzer |
2018-06-12 |
|
| 9988896 |
Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location |
David A. Switzer, Mingdong Xu, Aaron W. Logan |
2018-06-05 |
|
| 9951611 |
Downhole telemetry |
Aaron W. Logan, David A. Switzer, Justin C. Logan |
2018-04-24 |
|
| 9903198 |
Downhole electromagnetic and mud pulse telemetry apparatus |
David A. Switzer, Aaron W. Logan, Mingdong Xu |
2018-02-27 |
|
| 9828854 |
Mud pulse telemetry apparatus with a pressure transducer and method of operating same |
Aaron W. Logan, David A. Switzer, Justin C. Logan |
2017-11-28 |
|
| 9828852 |
Fluid pressure pulse generator and method of using same |
Aaron W. Logan, David A. Switzer, Justin C. Logan |
2017-11-28 |
|
| 9787789 |
Method, device and system for pushing information |
— |
2017-10-10 |
$327,875,000 |
| 9771792 |
Method and apparatus for multi-channel downhole electromagnetic telemetry |
Mingdong Xu, David A. Switzer, Aaron W. Logan |
2017-09-26 |
|
| 9752429 |
Downhole electromagnetic and mud pulse telemetry apparatus |
David A. Switzer, Aaron W. Logan, Mingdong Xu |
2017-09-05 |
|
| 9732608 |
Downhole telemetry |
Aaron W. Logan, David A. Switzer, Justin C. Logan |
2017-08-15 |
|
| 9714569 |
Mud pulse telemetry apparatus with a pressure transducer and method of operating same |
Aaron W. Logan, David A. Switzer, Justin C. Logan |
2017-07-25 |
|
| 9664037 |
Detection of downhole data telemetry signals |
Aaron W. Logan, Daniel W. Ahmoye, David A. Switzer |
2017-05-30 |
|