Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410698 | Fracture characterization while drilling | Emmanuel Legendre, Fabienne Legendre, Alexandre Abellan, Carlos Maeso | 2025-09-09 |
| 12066589 | System and method for characterizing subterranean formations | Peter Schlicht, Tianhua Zhang | 2024-08-20 |
| 10859723 | Systems and methods for using Stoneley waves for bottom-hole proximity detection | Bertrand du Castel, Christoph Klieber, David Johnson | 2020-12-08 |
| 10222506 | System and methodology for orientation of a borehole seismic source | Clement Kostov, Mark Puckett | 2019-03-05 |
| 10120098 | Downhole device having a toroidal coil with flat metallic strip | Mohamed Jaidane | 2018-11-06 |
| 9909412 | Determining seismic sensor orientation in a wellbore | Clement Kostov, Mark Puckett | 2018-03-06 |
| 9465131 | Methods for determining dielectric permittivity spectrum of underground rock formations | Barbara Anderson, Thomas D. Barber, Emmanuel Legendre, Pabitra N. Sen, Reza Taherian | 2016-10-11 |
| 9359888 | Method and apparatus for transmitting or receiving information between a downhole equipment and surface | Erwann Lemenager, Yves Mathieu, Christian Chouzenoux | 2016-06-07 |
| 9035237 | Systems and methods using tunable differential gravimeter | Benjamin Levitt, Martin E. Poitzsch, Tancredi Botto | 2015-05-19 |
| 9035238 | Systems and methods for determining property of a geological formation from gravitational potential difference | — | 2015-05-19 |
| 8963072 | Systems and methods using tandem gravimeter | — | 2015-02-24 |
| 8942925 | Determination of complex dielectric constants from electromagnetic propagation measurements | — | 2015-01-27 |
| 8884623 | Methods for determining dielectric permittivity spectrum of underground rock formations | Barbara Anderson, Thomas D. Barber, Emmanuel Legendre, Pabitra N. Sen, Reza Taherian | 2014-11-11 |
| 8789620 | Method and apparatus for transmitting or receiving information between downhole equipment and surface | Erwan Lemenager, Yves Mathieu, Christian Chouzenoux | 2014-07-29 |
| 8694259 | Simultaneous inversion of induction data for dielectric permittivity and electric conductivity | — | 2014-04-08 |
| 8638104 | Method for determining spatial distribution of fluid injected into subsurface rock formations | Thomas D. Barber, Barbara Anderson, Reza Taherian | 2014-01-28 |
| 8319175 | Nano-tips based gas ionization chamber for neutron detection | Zilu Zhou, Markus Berheide, Felix Chen, Bradley A. Roscoe, Joyce Wong +1 more | 2012-11-27 |
| 8135542 | Simultaneous inversion of induction data for dielectric permittivity and electric conductivity | — | 2012-03-13 |
| 7767958 | Nanograss gamma detector | Gilles Mathieu, Anthony Veneruso | 2010-08-03 |
| 7756641 | Computation of sensitivity for resistivity measurements | Jean-Marc Donadille, Gerald N. Minerbo | 2010-07-13 |
| 7409774 | Borehole tool | — | 2008-08-12 |
| 6863127 | System and method for making an opening in a subsurface tubular for reservoir monitoring | Brian Clark, Mark Frey, Dhananjay Ramaswamy, Anthony Collins | 2005-03-08 |
| 6614229 | System and method for monitoring a reservoir and placing a borehole using a modified tubular | Brian Clark, Mark Frey, Dhananjay Ramaswamy, Anthony Collins | 2003-09-02 |
| 5585790 | Method and apparatus for determining alignment of borehole tools | — | 1996-12-17 |
| 5463320 | Apparatus and method for determining the resitivity of underground formations surrounding a borehole | Stephen D. Bonner, Richard A. Rosthal, Abdullah A. Bagersh, Jacques Jundt | 1995-10-31 |