Issued Patents All Time
Showing 76–86 of 86 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7375530 | Method for signal enhancement in azimuthal propagation resistivity while drilling | Roland E. Chemali, Paul Cairns, Wallace H. Meyer, Andrew Brooks, Otto N. Fanini +1 more | 2008-05-20 |
| 7359800 | Determination of fracture orientation and length using multi-component and multi-array induction data | Michael Rabinovich, Bill H. Corley, Gulamabbas Merchant, Edwinus Nicolaas Maria Quint | 2008-04-15 |
| 7317991 | Multicomponent induction measurements in cross-bedded and weak anisotropy approximation | Daniel T. Georgi | 2008-01-08 |
| 7228903 | Apparatus and method for wireline imaging in nonconductive muds | Alexandre N. Bespalov | 2007-06-12 |
| 7141981 | Error correction and calibration of a deep reading propagation resistivity tool | Martin Folberth | 2006-11-28 |
| 7057392 | Method and apparatus for directional resistivity measurement while drilling | Leonty A. Tabarovsky, Boris Tchakarov, John A. Signorelli, Sheng Fang | 2006-06-06 |
| 6985086 | Method and apparatus for LWD shear velocity measurement | Xiao Ming Tang, Douglas J. Patterson, James V. Leggett, III, Vladimir Dubinksy | 2006-01-10 |
| 6957708 | Electrical imaging in conductive and non-conductive mud | Roland E. Chemali, Martin Folberth, Rene Ritter | 2005-10-25 |
| 6930616 | Method and apparatus for LWD shear velocity measurement | Xiao Ming Tang, Douglas J. Patterson, James V. Leggett, III, Vladimir Dubinsky | 2005-08-16 |
| 6925031 | Method of using electrical and acoustic anisotropy measurements for fracture identification | Berthold Kriegshauser, Otto N. Fanini, Richard A. Mollison, Liming Yu, Xiao Ming Tang | 2005-08-02 |
| 6850168 | Method and apparatus for LWD shear velocity measurement | Xiao Ming Tang, Douglas J. Patterson, James V. Leggett, III, Vladimir Dubinksy | 2005-02-01 |