Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12281562 | Closed loop fully autonomous directional drilling | Min WU, Cili Sun, Robert Alan Friedrich, Ketan C. Bhaidasna, Fernando Costa Oliveira Chagas +2 more | 2025-04-22 |
| 12258855 | Methods for data compression and optimization for downhole telemetry | Matthew Hui Chong | 2025-03-25 |
| 11725505 | Machine learning mud pulse recognition networks | Dingding Chen, Li Gao, Joni Polili Lie, Paravastu Badrinarayanan, Faisal Shah +1 more | 2023-08-15 |
| 11255187 | Machine learning mud pulse recognition networks | Dingding Chen, Li Gao, Joni Polili Lie, Paravastu Badrinarayanan, Faisal Shah +1 more | 2022-02-22 |
| 10704386 | Wave reflection suppression in pulse modulation telemetry | — | 2020-07-07 |
| 10472956 | Mud pulse telemetry | Laban M. Marsh, James H. Dudley, Ronald L. Spross | 2019-11-12 |
| 10422219 | Frequency hopping sounder signal for channel mapping and equalizer initialization | Henry S. Owen | 2019-09-24 |
| 9638033 | Mud pulse telemetry | Laban M. Marsh, James H. Dudley, Ronald L. Spross | 2017-05-02 |
| 8880349 | Mud pulse telemetry | Laban M. Marsh, James H. Dudley, Ronald L. Spross | 2014-11-04 |
| 7167101 | Method and apparatus for telemetry | Christopher Golla, Laban M. Marsh, Paul F. Rodney, Cili Sun, Paul Beene | 2007-01-23 |
| 7106210 | Method and apparatus for mud pulse telemetry | Christopher Golla, Laban M. Marsh, Paul F. Rodney, Cili Sun, Paul Beene | 2006-09-12 |
| 7068182 | Method and apparatus for mud pulse telemetry | Christopher Golla, Laban M. Marsh, Paul F. Rodney, Cili Sun, Paul Beene | 2006-06-27 |
| 6963290 | Data recovery for pulse telemetry using pulse position modulation | Laban M. Marsh, Cili Sun, Leonardo Viana | 2005-11-08 |
| 6920085 | Downlink telemetry system | Michael Finke, Doyle Warren, Cili Sun | 2005-07-19 |
| 6788219 | Structure and method for pulse telemetry | Cili Sun, Laban M. Marsh | 2004-09-07 |