Inventor
SALLAS JOHN J
US28 patents
⚠️ This page may combine multiple inventors who share the name “SALLAS JOHN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON GEOPHYS SERVICE
7 patentsUS5115880AMay 26, 1992
Piezoelectric seismic vibrator with hydraulic amplifier
HALLIBURTON GEOPHYS SERVICE62 citations94
US5126980AJun 30, 1992
Self-orienting vertically sensitive accelerometer
HALLIBURTON GEOPHYS SERVICE26 citations92
US5046056ASep 3, 1991
Self-orienting vertically sensitive accelerometer
HALLIBURTON GEOPHYS SERVICE29 citations92
US4918668AApr 17, 1990
Marine vibrator tuneable array
HALLIBURTON GEOPHYS SERVICE39 citations92
US4930113AMay 29, 1990
Suppression of air-coupled noise produced by seismic vibrators
HALLIBURTON GEOPHYS SERVICE16 citations73
US4855967AAug 8, 1989
Seismic vibrator hold-down weight monitor/controller
HALLIBURTON GEOPHYS SERVICE14 citations72
US4922473AMay 1, 1990
Enclosure for suppression of air-coupled noise produced by seismic vibrators
HALLIBURTON GEOPHYS SERVICE11 citations71
SALLAS JOHN J
6 patentsUS8274862B2Sep 25, 2012
System and method for determining a frequency sweep for seismic analysis
SALLAS JOHN J18 citations92
US8559275B2Oct 15, 2013
System and method for determining a frequency sweep for seismic analysis
SALLAS JOHN J6 citations83
US9348042B2May 24, 2016
Buried pressurized volumetric source and method
SALLAS JOHN J3 citations72
US8792300B2Jul 29, 2014
Low-frequency content boost for vibratory seismic source and method
SALLAS JOHN J5 citations72
US8773950B2Jul 8, 2014
Method and seismic sources with high productivity
SALLAS JOHN J3 citations62
US9042203B2May 26, 2015
High-frequency content boost for vibratory seismic source and method
SALLAS JOHN J1 citations51
TEXAS INSTRUMENTS INC
5 patentsUS4637002AJan 13, 1987
Seismic source vibrator having self tuning controller
TEXAS INSTRUMENTS INC23 citations82
US4616352AOct 7, 1986
Vibrator seismic source having distortion limiting control system
TEXAS INSTRUMENTS INC24 citations77
US4723231AFeb 2, 1988
Source tunable array for ground roll reduction
TEXAS INSTRUMENTS INC15 citations74
US4766576AAug 23, 1988
Seismic source vibrator having improved sweep generator
TEXAS INSTRUMENTS INC11 citations73
US4670863AJun 2, 1987
Vibrator seismic source having adaptive distortion limiting control system
TEXAS INSTRUMENTS INC19 citations70
CGG SERVICES SA
3 patentsUS9535178B2Jan 3, 2017
System and method for determining a frequency sweep for seismic analysis
CGG SERVICES SA1 citations63
US10042064B2Aug 7, 2018
System and method for determining a frequency sweep for seismic analysis
CGG SERVICES SA0 citations52
US10101477B2Oct 16, 2018
System and method for performing seismic exploration with multiple acquisition systems
CGG SERVICES SA0 citations47