Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8453730 | System and method for improving operational characteristics | Henry N. Bachman | 2013-06-04 |
| 8193813 | Measurement of formation parameters using rotating directional EM antenna | Jean Seydoux | 2012-06-05 |
| 8162076 | System and method for reducing the borehole gap for downhole formation testing sensors | Ruben Martinez, Attilio Pisoni, Jan W. Smits, Simon Bittleston | 2012-04-24 |
| 8136591 | Method and system for using wireline configurable wellbore instruments with a wired pipe string | Christopher S. Del Campo, Harold Steven Bissonnette | 2012-03-20 |
| 8056408 | Downhole measurement of formation characteristics while drilling | Julian Pop, Martin E. Poitzsch, Jacques R. Tabanou | 2011-11-15 |
| 8022983 | Borehole imaging system for conductive and resistive drilling fluids | Brian Clark, Ruben Martinez | 2011-09-20 |
| 7924013 | Apparatus and system for well placement and reservoir characterization | Jean Seydoux, Emmanuel Legendre | 2011-04-12 |
| 7786733 | Apparatus and system for well placement and reservoir characterization | Jean Seydoux, Emmanuel Legendre | 2010-08-31 |
| 7752906 | Downhole measurement of formation characteristics while drilling | Julian Pop, Martin E. Poitzsch, Jacques R. Tabanou | 2010-07-13 |
| 7755361 | Apparatus and system for well placement and reservoir characterization | Jean Seydoux, Emmanuel Legendre | 2010-07-13 |
| 7669668 | System, apparatus, and method of conducting measurements of a borehole | Ruben Martinez, Jan W. Smits, Brian Clark | 2010-03-02 |
| 7660671 | Method and apparatus for electromagnetic logging of a formation | Tarek M. Habashy | 2010-02-09 |
| 7656160 | Determining properties of earth formations using the electromagnetic coupling tensor | Emmanuel Legendre, Jean Seydoux, Jian Yang, Qiming Li | 2010-02-02 |
| 7612565 | Apparatus and system for well placement and reservoir characterization | Jean Seydoux, Emmanuel Legendre | 2009-11-03 |
| 7458257 | Downhole measurement of formation characteristics while drilling | Julian Pop, Martin E. Poitzsch, Jacques R. Tabanou | 2008-12-02 |
| 7348781 | Apparatus for electromagnetic logging of a formation | Jacques R. Tabanou | 2008-03-25 |
| 7286937 | Estimating formation properties from downhole data | Jaideva C. Goswami, Ali Ozbek, Amit Mukherjee | 2007-10-23 |
| 6781371 | High vertical resolution antennas for NMR logging | Boqin Sun, Abdurrahman Sezginer | 2004-08-24 |
| 6586932 | Enhanced performance antennas for NMR logging | Richard P. Harris | 2003-07-01 |
| 6570381 | Nuclear magnetic resonance well logging method and apparatus | Peter Speier, Krishnamurthy Ganesan, Boqin Sun, Christian Straley | 2003-05-27 |
| 6522137 | Two-dimensional magnetic resonance imaging in a borehole | Boqin Sun, Abdurrahman Sezginer, Steven F. Crary | 2003-02-18 |
| 6498484 | Method for reducing ringing in nuclear magnetic resonance well logging instruments | Boqin Sun | 2002-12-24 |
| 6121774 | Method for eliminating ringing during a nuclear magnetic resonance measurement | Boqin Sun | 2000-09-19 |