Issued Patents All Time
Showing 1–25 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11762120 | Power-efficient transient electromagnetic evaluation system and method | Babak Kouchmeshky, Sushant Dutta, Randy Gold | 2023-09-19 |
| 11747506 | Dual range micro-resistivity measurement method | Youssef Boulaknadal, Peter Withers | 2023-09-05 |
| 11619760 | Efficient damped pulsed energy transmitter | Youssef Boulaknadal, Ryan Rocheleau, Marc Ramirez | 2023-04-04 |
| 11550076 | Adaptive real-time nuclear magnetic resonance logging for subsurface operations | Carl M. Edwards, Marc Ramirez, Otto N. Fanini, Ryan Rocheleau | 2023-01-10 |
| 11487040 | Multi-frequency tuning network system and method | Yi Liu, John S. Jones, Carlos Rivero, Louis Perez, Fei Le +2 more | 2022-11-01 |
| 11476582 | Tuning systems and methods for downhole antennas | Yi Liu | 2022-10-18 |
| 11460600 | Through-bit reconfigurable NMR logging tool | Carl M. Edwards, Marc Ramirez, Otto N. Fanini | 2022-10-04 |
| 11171684 | Control of tranmsitting and receving antenna properties to reduce electromagnetic coupling | Quming Zhou, Marc Ramirez | 2021-11-09 |
| 11060397 | Disposing a carrier downhole in a wellbore to evaluate an earth formation | Fei Le, Julio Roberto Arro, Stephen Dymmock, Hermanus J. Nieuwoudt | 2021-07-13 |
| 11035974 | Downhole resistivity imaging pad with electrical leakage prevention | Souhib Harb, Yi Liu | 2021-06-15 |
| 10830039 | Downhole tri-axial induction electromagnetic tool | Steven A. Morris, Jonathan F. Hook, Sushant Dutta, Arcady Reiderman | 2020-11-10 |
| 10585205 | Active damping for multi-frequency NMR logging tools | Marc Ramirez | 2020-03-10 |
| 10436018 | Downhole electromagnetic acoustic transducer sensors | Babak Kouchmeshky, Xiaochu Yao, Pawel J. Matuszyk, Marc Ramirez, Otto N. Fanini +2 more | 2019-10-08 |
| 10145976 | Arrays of receive antennas for magnetic resonance measurements | Marc Ramirez, Carl M. Edwards, Babak Kouchmeshky | 2018-12-04 |
| 10082594 | Magnet arrays for magnetic resonance measurements | Marc Ramirez, Babak Kouchmeshky | 2018-09-25 |
| 9880307 | Induction logging sensor | Arcady Reiderman, Steven A. Morris, Jonathan F. Hook, Yi Liu | 2018-01-30 |
| 9746574 | Resistivity imager for conductive and non-conductive mud | Gregory B. Itskovich, Sven Krueger, Fei Le | 2017-08-29 |
| 9556726 | Use of a fractal antenna in array dielectric logging | Babak Kouchmeshky, Rashid W. Khokhar | 2017-01-31 |
| 9223047 | Formation resistivity measurements using phase controlled currents | Leonty A. Tabarovsky | 2015-12-29 |
| 9158025 | Pad device for resistivity imaging in the wells with oil based drilling fluid | — | 2015-10-13 |
| 9146334 | Method of phase synchronization of MWD or wireline apparatus separated in the string | — | 2015-09-29 |
| 8972193 | Formation resistivity imager with reduced leakage to mandrel | Alexandre N. Bespalov, Gregory B. Itskovich | 2015-03-03 |
| 8965704 | Apparatus and method for formation resistivity measurements in oil-based mud using a floating reference signal | Leonty A. Tabarovsky | 2015-02-24 |
| 8965702 | Formation resistivity measurements using multiple controlled modes | Leonty A. Tabarovsky | 2015-02-24 |
| 8942941 | Current-to-voltage converters with dynamic feedback | Luis M. Pelegri | 2015-01-27 |