Issued Patents All Time
Showing 26–50 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9828820 | Methods and apparatus for collecting and preserving core samples from a reservoir | Anuj Gupta, Katherine Leigh Hull | 2017-11-28 |
| 9556723 | Geosteering boreholes using distributed acoustic sensing | Sebastian Csutak | 2017-01-31 |
| 9541672 | Estimating change in position of production tubing in a well | Carl M. Edwards, Antonius M. Loermans | 2017-01-10 |
| 9394782 | Apparatuses and methods for at-bit resistivity measurements for an earth-boring drilling tool | Anthony A. DiGiovanni, Danny E. Scott, David A. Curry, Rashid W. Khokhar, Rocco DiFoggio | 2016-07-19 |
| 9316761 | Determining reservoir connectivity using fluid contact gravity measurements | Carl M. Edwards, Antonius M. Loermans | 2016-04-19 |
| 9261612 | Nuclear radiation detector calibration downhole | Feyzi Inanc | 2016-02-16 |
| 9238942 | System and method for stress field based wellbore steering | Daniel Moos, Gamal A. Hassan, David A. Castillo, John Fabian | 2016-01-19 |
| 9140085 | Apparatus and method for positioning and orienting a borehole tool | Martin P. Coronado, Carl M. Edwards, Antonius M. Loermans | 2015-09-22 |
| 8738293 | Apparatus and method for multi-sensor estimation of a property of an earth formation | Alexandr N. Vasilevskiy, Yuliy A. Dashevsky | 2014-05-27 |
| 8610431 | NMR contrast logging | Songhua Chen | 2013-12-17 |
| 8478530 | Using multicomponent induction data to identify drilling induced fractures while drilling | Michael Rabinovich | 2013-07-02 |
| 8471197 | Pulsed neutron based monitoring of CO2 in enhanced recovery and sequestration projects | Feyzi Inanc, W. Allen Gilchrist, Xiaogang Han | 2013-06-25 |
| 8307704 | Apparatus and methods for gas volume retained coring | Larry M. Hall, Baoyan Li | 2012-11-13 |
| 8190369 | System and method for stress field based wellbore steering | Daniel Moos, Gamal A. Hassan, David A. Castillo, John Fabian | 2012-05-29 |
| 8151878 | Apparatus and methods for collecting a downhole sample | Andrew D. Kirkwood, Roger Fincher | 2012-04-10 |
| 8131494 | Rotatable orientation independent gravity sensor and methods for correcting systematic errors | Carl M. Edwards, Sheng Fang, Rocco DiFoggio, Robert A. Estes | 2012-03-06 |
| 8113041 | Gravitational method and apparatus for measuring true vertical depth in a borehole | Rocco DiFoggio, Robert A. Estes | 2012-02-14 |
| 8049507 | Transient EM for geosteering and LWD/wireline formation evaluation | Michael Rabinovich, Alexandre N. Bespalov, Stanislav W. Forgang, Gregory B. Itskovich, Leonty A. Tabarovsky | 2011-11-01 |
| 7893398 | Compensated mineralogy tool and processing | Alfred Khisamutdinov, W. Allen Gilchrist, Richard R. Pemper | 2011-02-22 |
| 7841402 | Methods and apparatus for collecting a downhole sample | Aleksandr A. Kashevarov, Artem V. Manakov | 2010-11-30 |
| 7836951 | Methods and apparatus for collecting a downhole sample | Aleksandr A. Kashevarov, Artem V. Manakov | 2010-11-23 |
| 7825659 | Pore-scale geometric models for interpretation of downhole formation evaluation data | Mikhail Gladkikh, Songhua Chen | 2010-11-02 |
| 7826050 | System and method for dual path length optical analysis of fluids downhole | Rocco DiFoggio, Paul Bergren, Francisco Galvan-Sanchez | 2010-11-02 |
| 7753119 | In-situ heavy-oil reservoir evaluation with artificial temperature elevation | Songhua Chen | 2010-07-13 |
| 7657375 | Method and apparatus for correcting underestimation of formation anisotropy ratio | Tsili Wang, Alexandre N. Bespalov, Bill H. Corley, Michael Rabinovich | 2010-02-02 |