Issued Patents All Time
Showing 226–250 of 319 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10139371 | Casing defect determination using eddy current techniques | Reza Khalaj Amineh, Luis Emilio San Martin | 2018-11-27 |
| 10139516 | Apparatus and methods to find a position in an underground formation | Luis Emilio San Martin, Baris Guner | 2018-11-27 |
| 10139515 | Ranging measurements using modulated signals | Christopher Golla | 2018-11-27 |
| 10132954 | Downhole tool with radial array of conformable sensors for downhole detection and imaging | — | 2018-11-20 |
| 10132955 | Fiber optic array apparatus, systems, and methods | Reza Khalaj Amineh | 2018-11-20 |
| 10125546 | Apparatus and methods for geosteering | Hsu-Hsiang Wu | 2018-11-13 |
| 10119394 | Multi-frequency dielectric borehole imager | Luis Emilio San Martin | 2018-11-06 |
| 10119389 | Drilling collision avoidance apparatus, methods, and systems | — | 2018-11-06 |
| 10101492 | High gain antenna for propagation logging tools | Ahmed Elsayed Fouda | 2018-10-16 |
| 10101491 | Shielding device for improving dynamic range of electromagnetic measurements | Ahmed Elsayed Fouda | 2018-10-16 |
| 10094948 | High resolution downhole flaw detection using pattern matching | — | 2018-10-09 |
| 10088593 | Impedance analysis for fluid discrimination and monitoring | Glenn Andrew Wilson, Ahmed Elsayed Fouda | 2018-10-02 |
| 10077637 | Deep formation evaluation systems and methods | Hsu-Hsiang Wu, Robert Wayne Pennison | 2018-09-18 |
| 10067258 | Downhole measurement and survey tools with conformable sensors | Jim Taylor Hill, Neeraj Sethi, Dagang Wu | 2018-09-04 |
| 10061047 | Downhole inspection with ultrasonic sensor and conformable sensor responses | — | 2018-08-28 |
| 10053978 | Rotatable sensors for measuring characteristics of subterranean formation | Richard Thomas Hay | 2018-08-21 |
| 10048399 | Soft magnetic bands for tilted coil antennas | Jin Ma, Glenn Andrew Wilson | 2018-08-14 |
| 10047590 | Ferrofluid tool for influencing electrically conductive paths in a wellbore | Baris Guner, George David Goodman, Wesley Neil Ludwig | 2018-08-14 |
| 10036204 | Optimized production via geological mapping | Fady Adel Maurice Iskander | 2018-07-31 |
| 10031254 | Electrode-based tool measurement corrections based on leakage currents estimated using a predetermined internal impedance model or table | Ahmed Elsayed Fouda, Luis Emilio San Martin | 2018-07-24 |
| 10024996 | Collocated coil antennas incorporating a symmetric soft magnetic band | Jin Ma, Glenn Andrew Wilson | 2018-07-17 |
| 10024104 | Improving geosteering inversion using look-ahead look-around electromagnetic tool | Hsu-Hsiang Wu, Jason D. Dykstra, Yuzhen Xue | 2018-07-17 |
| 10025001 | Optical sensors in downhole logging tools | E. San Martin, Etienne M. Samson | 2018-07-17 |
| 10007018 | Direct coupling cancellation with a combination of sensor tilt angles | Michael S. Bittar | 2018-06-26 |
| 10001581 | Resistivity logging tool with excitation current control | Daniel Viassolo, Abdul Qadir Shabbir, Joni Polili Lie, Alberto Quintero, Luis Emilio San Martin | 2018-06-19 |