Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11977195 | Triggering distributed acoustic sensing downhole using an active fiber stretcher assembly | Andreas Ellmauthaler, Henry Clifford Bland, Michel Joseph LeBlanc, Xiang Wu | 2024-05-07 |
| 11940583 | Gauge length effect and gauge length conversion | Xiang Wu, David Andrew Barfoot | 2024-03-26 |
| 11906682 | Retrievable fiber optic vertical seismic profiling data acquisition system with integrated logging tool for geophone-equivalent depth accuracy | Andreas Ellmauthaler, Simon Shaw, Michel Joseph LeBlanc, Xiang Wu | 2024-02-20 |
| 11802983 | Distributed acoustic sensing to geophone seismic data processing | Michel Joseph LeBlanc, Andreas Ellmauthaler, Xiang Wu | 2023-10-31 |
| 11675099 | De-spiking distributed acoustic sensor seismic profile | Xiang Wu, Andreas Ellmauthaler | 2023-06-13 |
| 11675100 | Mitigation of fiber optic cable coupling for distributed acoustic sensing | Sonali Pattnaik | 2023-06-13 |
| 11598203 | Reducing resonant noise in seismic data acquired using a distributed acoustic sensing system | Oscar Augusto Barrios Lopez, Pedro William Palacios, Dongjie Cheng | 2023-03-07 |
| 11585212 | Anisotropy model guided fracture properties extraction from VSP data | Xiaomin Zhao | 2023-02-21 |
| 11555939 | Real-time processing and control of DAS VSP surveys | Glenn Andrew Wilson, Xiang Wu, Andreas Ellmauthaler | 2023-01-17 |
| 11506806 | Borehole seismic wavefield data separation | Amit Padhi, Kary Darnell Green, Jose David Carrillo Rangel | 2022-11-22 |
| 11460593 | Mitigation of seismic multiples in seismic data using inversion | Amit Padhi, Xiaomin Zhao | 2022-10-04 |
| 11414982 | Depth and distance profiling with fiber optic cables and fluid hammer | John Philip Granville | 2022-08-16 |
| 11340371 | Fiber optic noise mitigation for distributed acoustic sensing | Pedro William Palacios, Andreas Ellmauthaler, Xiaomin Zhao | 2022-05-24 |
| 11275189 | Simulation of geophone data from distributed acoustic sensing data | Amit Padhi | 2022-03-15 |
| 11269098 | Sparse deconvolution and inversion for formation properties | Xiang Wu, Wei-Bin Ewe, Glenn Andrew Wilson | 2022-03-08 |
| 11269096 | Mitigation of distributed acoustic sensing gauge length effects using inversion | Amit Padhi | 2022-03-08 |
| 11249210 | Geophone depth calibration | Xiang Wu, Oscar Augusto Barrios | 2022-02-15 |
| 11215727 | Gauge length effect and gauge length conversion | Xiang Wu, David Andrew Barfoot | 2022-01-04 |
| 11194070 | Wavelet transform-based coherent noise reduction in distributed acoustic sensing | Amit Padhi | 2021-12-07 |
| 11073629 | Method to improve DAS channel location accuracy using global inversion | Amit Padhi, Xiang Wu, Andreas Ellmauthaler | 2021-07-27 |
| 10955576 | Full waveform inversion of vertical seismic profile data for anisotropic velocities using pseudo-acoustic wave equations | Sonali Pattnaik, Amit Padhi | 2021-03-23 |
| 10495779 | Downhole sensing cable system for improved seismic energy coupling to the cable system | Michel Joseph LeBlanc | 2019-12-03 |
| 10444391 | Noise removal for distributed acoustic sensing data | Andreas Ellmauthaler, David Andrew Barfoot, Kristoffer Thomas Walker | 2019-10-15 |
| 10422910 | Systems and methods for correcting off-center acoustic sondes | — | 2019-09-24 |
| 10401519 | Noise removal for distributed acoustic sensing data | Oscar Augusto Barrios, Victor K. Leung, Andreas Ellmauthaler | 2019-09-03 |