Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422583 | Characterization system and method for casing loading using entropy analysis | Baoyan Li, Elan Yogeswaren, Dalila Balmaceda, Wei Han, Roger R. Steinsiek +2 more | 2025-09-23 |
| 12345847 | Downhole logging using symmetric and asymmetric compensated resistivity measurements | Thomas Kruspe, Martin Folberth, Andreas Hartmann, Holger Thern | 2025-07-01 |
| 11762120 | Power-efficient transient electromagnetic evaluation system and method | Stanislav W. Forgang, Babak Kouchmeshky, Randy Gold | 2023-09-19 |
| 11719849 | Modeling textural parameters of a formation with downhole measurements | Yinxi Zhang | 2023-08-08 |
| 11560781 | Method and apparatus for multi-barrier transient electromagnetic (TEM) measurements | Joseph Olaiya, Otto N. Fanini | 2023-01-24 |
| 11460446 | Estimation of formation and/or downhole component properties using electromagnetic acoustic sensing | Otto N. Fanini, Joseph Olaiya, Sandip Maity, Wei Han, Scott Ingram | 2022-10-04 |
| 11422205 | Magnetic freepoint indicator tool | James David Ratcliffe, Andrew L. Smith, Jim Andrew Gulliver | 2022-08-23 |
| 11287545 | Magnetic freepoint indicator tool | Jim Andrew Gulliver, Andrew L. Smith, James David Ratcliffe | 2022-03-29 |
| 11269021 | Magnetic freepoint indicator tool | James David Ratcliffe, Andrew L. Smith, Jim Andrew Gulliver | 2022-03-08 |
| 10830039 | Downhole tri-axial induction electromagnetic tool | Steven A. Morris, Jonathan F. Hook, Stanislav W. Forgang, Arcady Reiderman | 2020-11-10 |
| 10254430 | Downhole deep transient measurements with improved sensors | Sheng Fang, Gregory B. Itskovich, Steven A. Morris | 2019-04-09 |
| 10197695 | Method and apparatus for estimating formation properties using transient electromagnetic measurements while drilling | Gregory B. Itskovich, Steven A. Morris, Marina N. Nikitenko | 2019-02-05 |
| 10100634 | Devices and methods to communicate information from below a surface cement plug in a plugged or abandoned well | Partha Ganguly, Douglas J. Lehr, Bennett M. Richard, Michael H. Johnson, John D. Macpherson | 2018-10-16 |
| 9551806 | Determination and display of apparent resistivity of downhole transient electromagnetic data | Fei Le, Gregory B. Itskovich, Steven A. Morris | 2017-01-24 |
| 9354347 | Method and apparatus for deep transient resistivity measurement while drilling | Arcady Reiderman | 2016-05-31 |
| 8134360 | Measurement of pipe wall thickness using magnetic flux leakage signals | Fathi Hassan Ghorbel | 2012-03-13 |