Inventor

Arthur Cheng

Inventor

Houston, TX, US

Overview

30→

Patents

1998–2020

Patent span

Physics

Primary field (CPC G)

Patents· 30 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Vprimary

G01VGeophysics46%

E21BEarth or rock drilling23%

G01NInvestigating or analysing materials by determining their chemical or physical properties9%

A61BDiagnosis4%

LOC244%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general2%

G01FMeasuring volume, volume flow, mass flow or liquid level2%

G01SRadio direction-finding2%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them2%

G10KSound-producing devices2%

PatentTitleYear

10,712,466Casing thickness measurement using acoustic wave correlation2020 10,386,522Method and apparatus for the downhole in-situ determination of the speed of sound in a formation fluid2019 10,352,908Method and apparatus for the downhole in-situ determination of the speed of sound in a formation fluid2019 10,317,555Method of minimizing tool response for downhole logging operations2019 10,301,932Ultrasonic casing and cement evaluation method using a ray tracing model2019 10,294,772Circumferential array borehole evaluation tool2019 10,267,941Estimate of formation mobility from Stoneley waveforms2019 9,891,336'Acoustic isolator for downhole tools'2018 9,784,876'Characterizing a downhole environment using stiffness coefficients'2017 9,757,770'Asymmetric bender bar transducer'2017 9,753,170'Sourceless density determination apparatus, methods, and systems'2017 9,705,239'Flexible electrode assembly and apparatus for measuring electrophysiological signals'2017 9,631,483'Joint time-frequency processing for borehole acoustic arrays'2017 9,631,476'Variable stiffness downhole tool housing'2017 9,606,254'Determining cement impedance from a formation boundary'2017 9,529,105'Acoustic logging systems and methods employing multi-mode inversion for anisotropy and shear slowness'2016 9,519,073'Differential phase semblance apparatus, systems, and methods'2016 9,513,396'Formation property determination apparatus, methods, and systems'2016 9,470,810'Data double-searching apparatus, methods, and systems'2016 9,348,052'Analytic estimation apparatus, methods, and systems'2016 9,322,807'Ultrasonic signal time-frequency decomposition for borehole evaluation or pipeline inspection'2016 9,322,947'Acoustic receiver assembly for downhole tools'2016 9,158,014'Acoustic source apparatus, systems, and methods'2015 9,110,166'Acoustic imaging'2015 7,392,135'Adaptive equalization of downhole acoustic receivers'2008 D0565182'Apparatus for measuring electrophysiological signals'2008 D0565183'Flexible printed circuit board electrode assembly for measurement of electrophysiological signals'2008 6,098,021'Estimating formation stress using borehole monopole and cross-dipole acoustic measurements: theory and method'2000 5,841,280'Apparatus and method for combined acoustic and seismoelectric logging measurements'1998 5,784,333'Method for estimating permeability of earth formations by processing stoneley waves from an acoustic wellbore logging instrument'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2020Based in Houston, TX, US· patent location history

2008–2019Based in Sugar Land, TX, US· patent location history

2008Based in New South Wales, AU· patent location history

2015–2020Patents assigned to HALLIBURTON ENERGY SERVICES INC (23)· patent assignee history

2015–2017Patents assigned to CHENG ARTHUR (8)· patent assignee history

2015–2017Patents assigned to CHANG CHUNG (2)· patent assignee history

2015–2017Patents assigned to DONDERICI BURKAY (2)· patent assignee history

2016Patents assigned to COLLINS MARK V (2)· patent assignee history

2017Based in Bellevue Hill, AU· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HALLIBURTON ENERGY SERVICES INC	23	2015–2020
CHENG ARTHURself	8	2015–2017
CHANG CHUNG	2	2015–2017
COLLINS MARK V	2	2016
DONDERICI BURKAY	2	2015–2017

Locations

Location	Patents	Span
Houston, Texas, US	25	1998–2020
Sugar Land, Texas, US	2	2008–2019
New South Wales, AU	2	2008
Bellevue Hill, AU	1	2017