Issued Patents 2017
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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 |
| 9617849 | Fluid pressure pulse generator with low and high flow modes for wellbore telemetry and method of using same | Aaron W. Logan, David A. Switzer, Justin C. Logan | 2017-04-11 |
| 9605535 | Integrated downhole system with plural telemetry subsystems | Aaron W. Logan, David A. Switzer, Justin C. Logan, Mingdong Xu | 2017-03-28 |
| 9574441 | Downhole telemetry signal modulation using pressure pulses of multiple pulse heights | Mingdong Xu, David A. Switzer, Aaron W. Logan | 2017-02-21 |