Issued Patents 2019
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10509140 | Borehole shape characterization | George Walter John Stevenson | 2019-12-17 |
| 10386522 | Method and apparatus for the downhole in-situ determination of the speed of sound in a formation fluid | Li Gao, Michael T. Pelletier, Thurairajasingam Rajasingam, Arthur Cheng | 2019-08-20 |
| 10352156 | Electromagnetic telemetry using capacitive electrodes | Glenn Andrew Wilson | 2019-07-16 |
| 10352155 | Telluric referencing for improved electromagnetic telemetry | Glenn Andrew Wilson | 2019-07-16 |
| 10352908 | Method and apparatus for the downhole in-situ determination of the speed of sound in a formation fluid | Li Gao, Michael T. Pelletier, Thurairajasingam Rajasingam, Arthur Cheng | 2019-07-16 |
| 10280739 | Downhole clock calibration apparatus, systems, and methods | Paul F. Rodney | 2019-05-07 |
| 10209396 | Combined radioactive source for gamma-neutron tool | Robert Wayne Pennison | 2019-02-19 |
| 10190412 | Determining subterranean-formation resistivity using an electromagnetic telemetry system | Matthew Hui Chong, Yijing Fan, Glenn Andrew Wilson | 2019-01-29 |