Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12332193 | Pulsed neutron apparatus and method for using same to analyze core samples | Derek R. Beckett, Grant Philip Goodyear, Theodore Joseph Griffin, Jr., Kent E. Newsham, Milomir Pavlovic | 2025-06-17 |
| 10768336 | Formation logging using multicomponent signal-based measurement of anisotropic permittivity and resistivity | Wei-Bin Ewe, Hsu-Hsiang Wu, Burkay Donderici | 2020-09-08 |
| 10385681 | Cross-coupling based fluid front monitoring | Dagang Wu, Burkay Donderici, Michael S. Bittar, Luis Emilio San Martin | 2019-08-20 |
| 10353111 | Automated leg quality monitoring systems and methods | William C. Sanstrom | 2019-07-16 |
| 10202846 | Stoneley wave based pipe telemetry | Ronald Johannes Dirksen, Paul F. Rodney, Arthur C. H. Cheng, Tianrun Chen | 2019-02-12 |
| 10183535 | Air motion powered devices for vehicle wheels | — | 2019-01-22 |
| 10107094 | Formation density or acoustic impedance logging tool | — | 2018-10-23 |
| 10041343 | Micro-sonic density imaging while drilling systems and methods | Moustafa E. Oraby | 2018-08-07 |
| 10023017 | Air-drag powered devices for vehicle wheels | — | 2018-07-17 |
| 9765609 | Downhole optical imaging tools and methods | Ron Dirksen | 2017-09-19 |
| 9239403 | Apparatus and methods of controlling recordation of resistivity-related readings in determining formation resistivity | Michael S. Bittar | 2016-01-19 |
| 9146332 | Remotely located tuning circuits for multi-frequency, multi-purpose induction antennae in downhole tools | John A. Signorelli, Samuel R. Bell, Tsili Wang, Sheng Fang | 2015-09-29 |
| 8332152 | Method and apparatus for eliminating drill effect in pulse induction measurements | Gregory B. Itskovich | 2012-12-11 |
| 8164339 | Apparatus and system for geosteering and formation evaluation utilizing improved antennas | Sheng Fang, Tsili Wang, Jack Signorelli | 2012-04-24 |
| 8134476 | Apparatus and methods for self-powered communication and sensor network | Volker Krueger, Peter Aronstam, Roger Fincher, Larry Watkins | 2012-03-13 |
| 8008919 | Method for compensating drill pipe and near-borehole effect on and electronic noise in transient resistivity measurements | Tsili Wang | 2011-08-30 |
| 7994790 | Electromagnetic and magnetostatic shield to perform measurements ahead of the drill bit | Gregory B. Itskovich, Tsili Wang | 2011-08-09 |
| 7973532 | Downhole spread spectrum induction instruments | Stanislav W. Forgang | 2011-07-05 |
| 7915895 | Method of calibrating an azimuthal inductive cross-coil or tilted coil instrument | Wallace H. Meyer, Gulamabbas Merchant, Tsili Wang | 2011-03-29 |
| 7894990 | Method of generating a deep resistivity image in LWD measurements | Tsili Wang | 2011-02-22 |
| 7839149 | Multi-component resistivity logging tool with multiple antennas using common antenna grooves | Tsili Wang, John A. Signorelli, Sheng Fang | 2010-11-23 |
| 7723991 | Apparatus and method for azimuthal MWD resistivity imaging at multiple depths of investigation | Jack Signorelli, Tsili Wang | 2010-05-25 |
| 7679527 | Method and apparatus for automated parking assistance | — | 2010-03-16 |
| 7483793 | Method of generating a deep resistivity image in LWD measurements | Tsili Wang | 2009-01-27 |
| 7405563 | Compensation of magnetic influence in a MWD system | Thomas Kruspe, Volker Krueger, Martin Blanz | 2008-07-29 |