Inventor
RATCLIFFE ANDREW
GB19 patents
⚠️ This page may combine multiple inventors who share the name “RATCLIFFE ANDREW”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CGG SERVICES SAS
3 patentsUS10976457B2Apr 13, 2021
Full waveform inversion of seismic data using partial match filtering
CGG SERVICES SAS4 citations73
US10725190B2Jul 28, 2020
Seismic data processing using matching filter based cost function optimization
CGG SERVICES SAS6 citations70
US12320937B2Jun 3, 2025
Full-waveform inversion with elastic mitigation using acoustic anisotropy
CGG SERVICES SAS1 citations50
CGG SERVICES SA
3 patentsUS10324207B2Jun 18, 2019
Seismic data least-square migration method and device
CGG SERVICES SA4 citations68
US10670752B2Jun 2, 2020
Method for iterative inversion of data from non-encoded composite sources
CGG SERVICES SA1 citations53
US10339234B2Jul 2, 2019
Method for elastic model perturbation estimation from reverse time migration
CGG SERVICES SA0 citations40