| 9971049 | Low-frequency Lorentz marine seismic source | Oct 24, 14 | May 15, 18 | PGS Geophysical AS |
| 9927340 | Vibration analysis for blasting | Nov 09, 12 | Mar 27, 18 | ORICA INTERNATIONAL PTE LTD |
| 9910177 | System and method for deep detection of petroleum and hydrocarbon deposits | Dec 31, 13 | Mar 06, 18 | LONGBRANCH ENTERPRISES INC. |
| 9891329 | Method and system for pneumatic control for vibrator source element | Nov 21, 16 | Feb 13, 18 | CGG SERVICES SAS |
| 9864080 | Gas spring compensation marine acoustic vibrator | Dec 31, 13 | Jan 09, 18 | PGS GEOPHYSICAL AS |
| 9761994 | Source energy connector pigtail | Mar 03, 16 | Sep 12, 17 | TELEDYNE INSTRUMENTS, INC. |
| 9753163 | Simultaneous marine vibrators | Jan 11, 13 | Sep 05, 17 | WESTERNGECO L.L.C. |
| 9739900 | Method and system for augmenting frequency range of conventional marine seismic source with low-frequency | Jan 27, 14 | Aug 22, 17 | CGG SERVICES SA, CGG SERVICES SAS, |
| 9726770 | Multiple actuator vibrator | May 11, 16 | Aug 08, 17 | CONOCOPHILLIPS COMPANY |
| 9702991 | System and method for performing seismic surveys with a controlled source using maximum-power sweeps | Sep 16, 14 | Jul 11, 17 | BP CORPORATION NORTH AMERICA INC. |
| 9645264 | Pressure-compensated sources | Oct 24, 13 | May 09, 17 | PGS GEOPHYSICAL AS |
| 9618636 | Seismic acquisition using phase-shifted sweeps | Mar 13, 14 | Apr 11, 17 | WESTERNGECO L.L.C. |
| 9618637 | Low frequency marine acoustic vibrator | May 22, 14 | Apr 11, 17 | PGS GEOPHYSICAL AS |
| 9594173 | Method and system for augmenting frequency range of conventional marine seismic source with low-frequency | Jan 27, 14 | Mar 14, 17 | CGG SERVICES SA, CGG SERVICES SAS, |
| 9557429 | Systems and methods for reducing noise in a seismic vibratory source | Feb 24, 16 | Jan 31, 17 | CGG SERVICES SA, CGG SERVICES SAS, |
| 9535180 | Method and system for pneumatic control for vibrator source element | Feb 04, 14 | Jan 03, 17 | CGG SERVICES SA |
| 9519071 | Method and apparatus for controlling output of an array of seismic sources | Mar 05, 14 | Dec 13, 16 | CGG SERVICES SA |
| 9507037 | Air-spring compensation in a piston-type marine vibrator | Aug 18, 14 | Nov 29, 16 | PGS GEOPHYSICAL AS |
| 9507039 | Seismic source, system, and method | Dec 12, 11 | Nov 29, 16 | SCHLUMBERGER TECHNOLOGY CORPORATION |
| 9494699 | Devices and systems for controlling harmonic distortion in seismic sources | Apr 04, 13 | Nov 15, 16 | INOVA LTD. |