Issued Patents All Time
Showing 26–50 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347277 | System and method for communicating between a drill string and a logging instrument | Harold Steven Bissonnette, Chris Del Campo, Laurent Villegas, Shardul Sarhad | 2016-05-24 |
| 9274248 | Downhole mass spectrometry | Julian Pop, Pierre J. Daniel | 2016-03-01 |
| 9228418 | Wave stimulation | Mohammed Badri | 2016-01-05 |
| 9182747 | Measuring the phase of received signals | Jean Seydoux, Libo Yang, Mark Kuchenbecker, Emmanuel Legendre, Jian Yang +1 more | 2015-11-10 |
| 9182509 | System and method for generating true depth seismic surveys | Jacques R. Tabanou, Emmanuel Legendre | 2015-11-10 |
| 9109403 | Drill bit assembly having electrically isolated gap joint for electromagnetic telemetry | Derek W. Logan, Garry Holmen, Tony Dopf, Aaron W. Logan, Rob Utter +1 more | 2015-08-18 |
| 9091153 | Wireless two-way communication for downhole tools | Libo Yang, Dean Homan, Paul Wanjau, David Rose, Onur Ozen | 2015-07-28 |
| 9022144 | Drill bit assembly having electrically isolated gap joint for measurement of reservoir properties | Brian Clark, Derek W. Logan, Garry Holmen, Anthony R. Dopf, Aaron W. Logan +1 more | 2015-05-05 |
| 9016119 | Pore pressure measurement in low-permeability and impermeable materials | Mohammed Badri | 2015-04-28 |
| 8978782 | System, apparatus, and method of conducting measurements of a borehole | Ruben Martinez, Jan W. Smits, Brian Clark | 2015-03-17 |
| 8939021 | Fluid expansion in mud gas logging | Pierre J. Daniel, Stefan Smuk, Julian Pop | 2015-01-27 |
| 8933699 | Apparatus and system for well placement and reservoir characterization | Jean Seydoux, Emmanuel Legendre | 2015-01-13 |
| 8922215 | Measurement of formation parameters using rotating directional EM antenna | Jean Seydoux | 2014-12-30 |
| 8912000 | Downhole mass spectrometric hydrocarbon determination in presence of electron and chemical ionization | Pierre J. Daniel, Julian Pop, Bruno Drochon | 2014-12-16 |
| 8884623 | Methods for determining dielectric permittivity spectrum of underground rock formations | Barbara Anderson, Thomas D. Barber, Emmanuel Legendre, Martin G. Luling, Pabitra N. Sen | 2014-11-11 |
| 8860418 | Apparatus and method for measuring dielectric permitivity of cylindrical samples | Mohammed Badri | 2014-10-14 |
| 8860412 | Methods and systems for measuring NMR characteristics in production logging | Robert M. Leveridge | 2014-10-14 |
| 8783346 | System and method for improving operational characteristics | Henry N. Bachman | 2014-07-22 |
| 8736270 | Look ahead logging system | Jean Seydoux, Emmanuel Legendre | 2014-05-27 |
| 8714246 | Downhole measurement of formation characteristics while drilling | Julian Pop | 2014-05-06 |
| 8708041 | Method and system for using wireline configurable wellbore instruments with a wired pipe string | Laurent Villegas, Christopher S. Del Campo, Shyam B. Mehta, Jean-Marc Follini | 2014-04-29 |
| 8638104 | Method for determining spatial distribution of fluid injected into subsurface rock formations | Thomas D. Barber, Barbara Anderson, Martin G. Luling | 2014-01-28 |
| 8544534 | Power systems for wireline well service using wired pipe string | Ashers Partouche, Harold Steven Bissonnette, Shyam B. Mehta, Gbenga Onadeko, Shardul Sarhad | 2013-10-01 |
| 8471559 | Downhole micro magnetic resonance analyzer | Krishnamurthy Ganesan, Robert Freedman | 2013-06-25 |
| 8466683 | Determining properties of earth formations using the electromagnetic coupling tensor | Emmanuel Legendre, Jean Seydoux, Jian Yang, Qiming Li | 2013-06-18 |