Issued Patents All Time
Showing 301–319 of 319 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9547102 | Resistivity logging systems and methods employing ratio signal set for inversion | Hsu-Hsiang Wu, Michael S. Bittar | 2017-01-17 |
| 9513398 | Casing mounted EM transducers having a soft magnetic layer | Glenn Andrew Wilson | 2016-12-06 |
| 9512712 | Methods of deep azimuthal inspection of wellbore pipes | Luis Sanmartin, Reza Khalaj Amineh | 2016-12-06 |
| 9512698 | Ferrofluid tool for providing modifiable structures in boreholes | Baris Guner, George David Goodman, Wesley Neil Ludwig | 2016-12-06 |
| 9506326 | Rotationally-independent wellbore ranging | Richard Thomas Hay, Mac Upshall, Christopher Golla | 2016-11-29 |
| 9488749 | Holographic techniques for corrosion evaluation of wellbore pipes | Reza Khalaj Amineh, Luis Sanmartin | 2016-11-08 |
| 9360583 | Apparatus and methods of locating downhole anomalies | Michael S. Bittar | 2016-06-07 |
| 9354353 | Dip correction in invaded zones | Ferhat Turker Celepcikay, Luis Emilio San Martin | 2016-05-31 |
| 9341053 | Multi-layer sensors for downhole inspection | Luis Emilio San Martin, Daniel Viassolo | 2016-05-17 |
| 9310508 | Method and apparatus for sensing elongated subterranean anomalies | Abbas Sami Eyuboglu, Michael S. Bittar, Clive D. Menezes | 2016-04-12 |
| 9273548 | Fiberoptic systems and methods detecting EM signals via resistive heating | Michel Joseph LeBlanc | 2016-03-01 |
| 9250349 | Optimized arrays for look ahead-of-bit applications | Luis Emilio San Martin, Michael S. Bittar | 2016-02-02 |
| 9181754 | Pulsed-electric drilling systems and methods with formation evaluation and/or bit position tracking | Ronald Johannes Dirksen | 2015-11-10 |
| 9175546 | Formation thermal measurement apparatus, methods, and systems | — | 2015-11-03 |
| 9158014 | Acoustic source apparatus, systems, and methods | Clovis Bonavides, Batakrishna Mandal, Arthur Cheng, Wei Zhang, Philip William Tracadas +2 more | 2015-10-13 |
| 9091785 | Fiberoptic systems and methods for formation monitoring | Etienne M. Samson, Michel Joseph LeBlanc | 2015-07-28 |
| 9081114 | Multi-array laterolog tools and methods with split monitor electrodes | Xiaochun Nie, Shanjun Li, Luis Emilio San Martin | 2015-07-14 |
| 9008970 | Compensated crosswell tomography methods and systems | Baris Guner, Michael S. Bittar, Luis Emilio San Martin | 2015-04-14 |
| 8860416 | Downhole sensing in borehole environments | Michael S. Bittar | 2014-10-14 |