Inventor
CHEMINGUI NIZAR
US13 patents
⚠️ This page may combine multiple inventors who share the name “CHEMINGUI NIZAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PGS GEOPHYSICAL AS
12 patentsUS10359526B2Jul 23, 2019
Amplitude-versus-angle analysis for quantitative interpretation
PGS GEOPHYSICAL AS2 citations69
US9651695B2May 16, 2017
Construction and application of angle gathers from three-dimensional imaging of multiples wavefields
PGS GEOPHYSICAL AS5 citations69
US11092708B2Aug 17, 2021
Processes and systems to enhance illumination and resolution of seismic images using multiple reflected wavefields
PGS GEOPHYSICAL AS4 citations68
US10996362B2May 4, 2021
Inversion for marine seismic imaging of a full reflected wavefield
PGS GEOPHYSICAL AS0 citations59
US11604297B2Mar 14, 2023
Highly-sparse seabed acquisition designs adapted for imaging geological structure and/or monitoring reservoir production
PGS GEOPHYSICAL AS0 citations58
US11016208B2May 25, 2021
Highly-sparse seabed acquisition designs adapted for imaging geological structure and/or monitoring reservoir production
PGS GEOPHYSICAL AS1 citations58
US10393901B2Aug 27, 2019
Wavefield interpolation and regularization in imaging of multiple reflection energy
PGS GEOPHYSICAL AS1 citations58
US11609349B2Mar 21, 2023
Determining properties of a subterranean formation using an acoustic wave equation with a reflectivity parameterization
PGS GEOPHYSICAL AS1 citations57
US11428834B2Aug 30, 2022
Processes and systems for generating a high-resolution velocity model of a subterranean formation using iterative full-waveform inversion
PGS GEOPHYSICAL AS1 citations56
US10353092B2Jul 16, 2019
Velocity model update with an inversion gradient
PGS GEOPHYSICAL AS1 citations56
US10690792B2Jun 23, 2020
Amplitude-versus-angle analysis for quantitative interpretation
PGS GEOPHYSICAL AS0 citations48
US9689999B2Jun 27, 2017
Seismic imaging using higher-order reflections
PGS GEOPHYSICAL AS1 citations47