Inventor

ITSKOVICH GREGORY B

US52 patents

⚠️ This page may combine multiple inventors who share the name “ITSKOVICH GREGORY B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ITSKOVICH GREGORY B

BAKER HUGHES INC

Method of eliminating conductive drill parasitic influence on the measurements of transient electromagnetic components in MWD tools

High resolution resistivity earth imager

High resolution resistivity earth imager

High resolution resistivity earth imager

Two-axial pad formation resistivity imager

Transient EM for geosteering and LWD/wireline formation evaluation

Method and apparatus for while-drilling transient resistivity measurements

Method of measuring and imaging RXO (near wellbore resistivity) using transient EM

Electromagnetic and magnetostatic shield to perform measurements ahead of the drill bit

Concentric buttons of different sizes for imaging and standoff correction

Dual standoff resistivity imaging instrument, methods and computer program products

Downhole deep transient measurements with improved sensors

Determination and display of apparent resistivity of downhole transient electromagnetic data

System and method for measuring resistivity of an earth formation with correction for mud electrical properties

Method and apparatus for resistivity measurements using dual impedance voltage measurements

Method and apparatus for borehole wall resistivity imaging in the presence of conductive mud and rugose borehole

Two-axial pad formation resistivity imager

Dual-transmitter with short shields for transient MWD resistivity measurements

Mixed galvanic-inductive imaging in boreholes

Method for compensating dielectric attenuation in downhole galvanic measurements

Broadband resistivity interpretation

Dual mode balancing in OBM resistivity imaging

Dual mode balancing in OBM resistivity imaging

Apparatus and method for imaging subsurface materials using a pad having a plurality of electrode sets

Transient electromagnetic tool mounted on reduced conductivity tubular

Resistivity imager for conductive and non-conductive mud

ITSKOVICH GREGORY B

Method and apparatus for galvanic multi-frequency formation resistivity imaging

Method and apparatus for eliminating drill effect in pulse induction measurements

Method and apparatus for estimating formation properties using transient electromagnetic measurements while drilling

Deep MWD resistivity measurements using EM shielding

Three-coil system with short nonconductive inserts for transient MWD resistivity measurements

Formation resistivity imager with reduced leakage to mandrel

Electrical imager operating in oil-based mud and low resistive formation

Fast inversion of MWD transient EM data excited by a pulse of an arbitrary shape

Method and apparatus for borehole wall resistivity imaging with full circumferential coverage

DTEM with short spacing for deep, ahead of the drill bit measurements

WESTERN ATLAS INT INC

Nuclear magnetic resonance pulse sequence for optimizing instrument electrical power usage

Downhole multiphase flow sensor

Radial sounding electrical well logging instrument

Combination nuclear magnetic resonance and electromagnetic induction resistivity well logging instrument and method

Signal processing method for determining the number of exponential decay parameters in multiexponentially decaying signals and its application to nuclear magnetic resonance well logging

GOLD RANDY

Method and apparatus for resistivity imaging in boreholes with an antenna and two spaced apart electrodes

Multi-resolution borehole resistivity imaging

Multi-resolution borehole resistivity imaging

GOREK MATTHIAS

Concentric return and transmitter electrodes for imaging and standoff distances compensation

Concentric buttons of different sizes for imaging and standoff correction

REIDERMAN ARCADY

Method of deep resistivity transient measurement while drilling

BAKER HUGHES A GE CO LLC

Dielectric logging with broadband excitation

FINCHER ROGER W

Monitoring reservoirs using array based controlled source electromagnetic methods

BESPALOV ALEXANDRE N

Statistical correction for standoff in two-terminal imager operating in oil-based mud