Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7719282 | Method and apparatus for mulit-component induction instrument measuring system for geosteering and formation resistivity data interpretation in horizontal, vertical and deviated wells | Otto N. Fanini, Berthold Kriegshauser, Liming Yu | 2010-05-18 |
| 7689363 | Dual standoff resistivity imaging instrument, methods and computer program products | Gregory B. Itskovich, Alexandre N. Bespalov | 2010-03-30 |
| 7665544 | Method to improve downhole instruments | Randy Gold | 2010-02-23 |
| 7639016 | Downhole multi-phase flow imager | — | 2009-12-29 |
| 7629791 | Method and apparatus for making multi-component measurements in deviated wells | Alexandre N. Bespalov, Gulamabbas Merchant, Cynthia Dong Xue, Luis M. Pelegri, Michael Rabinovich +3 more | 2009-12-08 |
| 7629792 | Correction of misalignment of antennas in a downhole logging tool | Luis M. Pelegri, Michael S. Crosskno | 2009-12-08 |
| 7629793 | Correction of misalignment of antennas in a logging tool | Luis M. Pelegri | 2009-12-08 |
| 7612567 | Two-axial pad formation resistivity imager | Gregory B. Itskovich, Randy Gold, Alexandre N. Bespalov | 2009-11-03 |
| 7598741 | Method and apparatus for internal calibration in induction logging instruments | Otto N. Fanini, Michael S. Crosskno | 2009-10-06 |
| 7586309 | Apparatus and method for guiding energy in a subsurface electromagnetic measuring system | Randy Gold | 2009-09-08 |
| 7443168 | Compact magnetic sensor for multi-component induction and micro-resistivity measurements | Randy Gold | 2008-10-28 |
| 7437251 | Correction of sensor non-equipotentiality in a resistivity imaging device | Tsili Wang | 2008-10-14 |
| 7432716 | Method for compensating dielectric attenuation in downhole galvanic measurements | Gregory B. Itskovich, Randy Gold, Homero C. Castillo | 2008-10-07 |
| 7420367 | High-frequency induction imager with concentric coils for MWD and wireline applications | Alexandre N. Bespalov, Michael Rabinovich, Leonty A. Tabarovsky | 2008-09-02 |
| 7408355 | Borehole conductivity simulator verification and transverse coil balancing | Randy Gold, Luis M. Pelegri, Michael S. Crosskno | 2008-08-05 |
| 7365545 | Two-axial pad formation resistivity imager | Gregory B. Itskovich, Randy Gold, Alexandre N. Bespalov | 2008-04-29 |
| RE40167 | Nuclear magnetic resonance fluid characterization apparatus and method for using with electric wireline formation testing instruments | Carl M. Edwards, Otto N. Fanini | 2008-03-25 |
| 7319331 | Two loop calibrator | Luis M. Pelegri, Michael S. Crosskno | 2008-01-15 |
| 7268556 | Method and apparatus for a multi-component induction instrument measuring system for geosteering and formation resistivity data interpretation in horizontal, vertical and deviated wells | Otto N. Fanini, Berthold Kriegshauser, Liming Yu | 2007-09-11 |
| 7205770 | Borehole conductivity simulator verification and transverse coil balancing | Randy Gold, Luis M. Pelegri, Michael S. Crosskno | 2007-04-17 |
| 7199586 | Method and apparatus for accurately measuring properties of a formation | Otto N. Fanini, Michael S. Crosskno | 2007-04-03 |
| 7190169 | Method and apparatus for internal calibration in induction logging instruments | Otto N. Fanini, Michael S. Crosskno | 2007-03-13 |
| 7031839 | Multi-frequency focusing for MWD resistivity tools | Leonty A. Tabarovsky, Alexandre N. Bespalov, Michael Rabinovich | 2006-04-18 |
| 6900640 | Method and apparatus for a multi-component induction instrument measuring system for geosteering and formation resistivity data interpretation in horizontal, vertical and deviated wells | Otto N. Fanini, Berthold Kriegshauser, Liming Yu | 2005-05-31 |
| 6734675 | Apparatus accurately measuring properties of a formation | Otto N. Fanini, Michael S. Crosskno | 2004-05-11 |