| 9188688 |
Flexural wave attenuation |
Theodore C. Stieglitz |
2015-11-17 |
| 8553496 |
Seismic source separation |
Marvin Decker, Robert Bloor |
2013-10-08 |
| 8462587 |
Generating seismic vibrator signals having distinguishing signatures |
Robert Bloor, J. MacDonald Smith |
2013-06-11 |
| 8462588 |
Processing seismic vibrator signals having distinguishing signatures |
Robert Bloor, J. MacDonald Smith |
2013-06-11 |
| 8462589 |
Apparatus for generating seismic signals having distinguishing signatures |
Robert Bloor, J. MacDonald Smith |
2013-06-11 |
| 8462585 |
Acquiring seismic vibrator signals having distinguishing signatures |
Robert Bloor, J. MacDonald Smith |
2013-06-11 |
| 7864628 |
Flexural wave attenuation |
Theodore C. Stieglitz |
2011-01-04 |
| 7639567 |
Generating seismic vibrator signals |
Robert Bloor, J. MacDonald Smith |
2009-12-29 |
| 6865488 |
Method of using cascaded sweeps for source coding and harmonic cancellation |
Rainer Moerig, Frederick J. Barr, David Lee Nyland |
2005-03-08 |
| 6687619 |
Method of using cascaded sweeps for source coding and harmonic cancellation |
Rainer Moerig, Frederick J. Barr, David Lee Nyland |
2004-02-03 |
| 6522974 |
Method for vibrator sweep analysis and synthesis |
— |
2003-02-18 |
| 6477467 |
Efficient inversion of near singular geophysical signals |
Zelijko Jericevic |
2002-11-05 |
| 6038197 |
Efficient inversion of near singular geophysical signals |
Zeljko Jericevic |
2000-03-14 |
| 5757852 |
Method for compression of high resolution seismic data |
Zeljko Jericevic |
1998-05-26 |
| 5572483 |
Method of reducing noise in seismic signals by adaptive filtering of a noise reference |
Ronald E. Chambers, Josef Paffenholz |
1996-11-05 |
| 5408441 |
Method for seismic exploration in artic regions |
Frederick J. Barr, David Lee Nyland |
1995-04-18 |