Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9377556 | Systems and methods for electromagnetic detection of a formation anomaly from a near bit location while drilling | David Alumbaugh, Edward Nichols | 2016-06-28 |
| 8995224 | Real-time velocity and pore-pressure prediction ahead of drill bit | Brian Clark | 2015-03-31 |
| 8901931 | Electromagnetic surface-to-borehole look around systems and methods of monitoring in horizontal wells | — | 2014-12-02 |
| 8548784 | Tar estimation | Jianchun Dai, Annabelle Kania, Ling Duan | 2013-10-01 |
| 8527248 | System and method for performing an adaptive drilling operation | R. K. Michael Thambynayagam, Peter Tilke, Maurice Nessim, Annabelle Kania, Sudhendu Kashikar +5 more | 2013-09-03 |
| 7782709 | Multi-physics inversion processing to predict pore pressure ahead of the drill bit | — | 2010-08-24 |
| 6912465 | System and method for determining downhole clock drift | Anthony Collins, Andrew Hawthorn | 2005-06-28 |
| 6819110 | Electromagnetic resistivity logging instrument with transverse magnetic dipole component antennas providing axially extended response | Dzevat Omeragic | 2004-11-16 |
| 6643221 | Structures and methods for damping tool waves particularly for acoustic logging tools | Chaur-Jian Hsu, Jahir Pabon, Richard D. Joyce, Ralph M. D'Angelo, Jeffrey B. Aron +4 more | 2003-11-04 |
| 6606009 | Self-compensating ovenized clock adapted for wellbore applications | Ruvinda Gunawardana | 2003-08-12 |
| 6594584 | Method for calculating a distance between a well logging instrument and a formation boundary by inversion processing measurements from the logging instrument | Dzevat Omeragic, Tarek M. Habashy | 2003-07-15 |
| 6308137 | Method and apparatus for communication with a downhole tool | William Brian Underhill, Brian Clark, Jean-Michel Hache | 2001-10-23 |
| 6237404 | Apparatus and method for determining a drilling mode to optimize formation evaluation measurements | Steven F. Crary, Ralf Heidler, Martin E. Poitzsch | 2001-05-29 |
| 5808963 | Dipole shear anisotropy logging | — | 1998-09-15 |
| 5214613 | Method and apparatus for determining properties of anisotropicelastic media | — | 1993-05-25 |
| 4809239 | Method for evaluating parameters related to the elastic properties of subsurface earth formations | — | 1989-02-28 |