Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12180824 | Anisotropic casing solids and fluids identification system and method using shear and flexural acoustic waves | Sebastien Kamgang, Joseph Olaiya, Emma Smith | 2024-12-31 |
| 11899036 | Methodology for annular solids and fluids differentiation through integration of shear and flexural ultrasonic acoustic waves | Sebastien Kamgang, John F. Priest, Joseph Olaiya, Baoyan Li, Muhammad A. Manzar | 2024-02-13 |
| 11822032 | Casing wall thickness detection from higher order shear-horizontal mode signals | Wei Han | 2023-11-21 |
| 11719090 | Enhanced cement bond and micro-annulus detection and analysis | Pawel J. Matuszyk | 2023-08-08 |
| 11378708 | Downhole fluid density and viscosity sensor based on ultrasonic plate waves | Xiaochu Yao, Pawel J. Matuszyk | 2022-07-05 |
| 11378709 | Through tubing acoustic imaging | Roger R. Steinsiek | 2022-07-05 |
| 11359484 | Expandable filtration media and gravel pack analysis using low frequency acoustic waves | — | 2022-06-14 |
| 11066920 | Guided wave attenuation well logging excitation optimizer based on waveform modeling | Xiaochu Yao, Pawel J. Matuszyk, Rajdeep Das | 2021-07-20 |
| 10605944 | Formation acoustic property measurement with beam-angled transducer array | Wei Han, Jason M. Harris, Stephen Dymmock, John Dahl | 2020-03-31 |
| 10557959 | Evaluation of physical properties of a material behind a casing utilizing guided acoustic waves | Paweł Jerzy Matuszyk | 2020-02-11 |
| 10436018 | Downhole electromagnetic acoustic transducer sensors | Babak Kouchmeshky, Xiaochu Yao, Stanislav W. Forgang, Pawel J. Matuszyk, Marc Ramirez +2 more | 2019-10-08 |
| 10416330 | Composite transducer for downhole ultrasonic imaging and caliper measurement | Roger R. Steinsiek, Charles E. Redding, Anjani R. Achanta | 2019-09-17 |
| 10302792 | Detection of high incident reflective boundaries using near-field shear waves | Eduardo Adrian Cazeneuve | 2019-05-28 |
| 10222501 | Televiewer image wood-grain reduction techniques | Zhijuan Zhang, Roger R. Steinsiek, Wei Han | 2019-03-05 |
| 10185052 | Constrained backscatter gamma ray casing and cement inspection tool | Feyzi Inanc, Elizaveta Vladimirovna Onegova, Rocco DiFoggio, Otto N. Fanini | 2019-01-22 |
| 9885795 | Acoustic wave imaging of formations | Natasa Mekic | 2018-02-06 |
| 9670770 | Fracture evaluation through cased boreholes | Natasa Mekic | 2017-06-06 |
| 9273545 | Use of Lamb and SH attenuations to estimate cement Vp and Vs in cased borehole | Alexei Bolshakov, Edward Domangue | 2016-03-01 |
| 9030911 | Method and system for delineating a second wellbore from a first wellbore | Xiao Ming Tang | 2015-05-12 |
| 8944183 | Low frequency formation shear slowness from drilling noise derived quadrupole array data | Theodorus W. Geerits | 2015-02-03 |
| 8913461 | Televiewer image wood-grain reduction techniques | Roger R. Steinsiek, Jason M. Harris, Jinsong Zhao, James B. Domnanish | 2014-12-16 |
| 8880348 | Radon migration of acoustic data | Alexei Bolshakov, Xiao Ming Tang, Vladimir Dubinsky, Zarema Dubinsky | 2014-11-04 |
| 8794062 | Early kick detection in an oil and gas well | Rocco DiFoggio, Eric Molz, Volker Krueger | 2014-08-05 |
| 8634272 | Televiewer image wood-grain reduction techniques | Roger R. Steinsiek, Jason M. Harris, Jinsong Zhao, James B. Domnanish | 2014-01-21 |
| 8576659 | Method and apparatus for acoustic impedance and P-wave anisotropy measurements | Sergey Egerev, Victor Yushin, Oleg Ovchinnikov, Vladimir Dubinsky, Xiao Ming Tang | 2013-11-05 |