Inventor

Robert J. Murphy

Inventor

Kingwood, TX, US

Overview

1977–2020

Patent span

Physics

Primary field (CPC G)

Patents· 68 as inventor

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

G01Nprimary

G01NInvestigating or analysing materials by determining their chemical or physical properties26%

E21BEarth or rock drilling19%

C09KMaterials for miscellaneous applications, not provided for elsewhere7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

Y10TTechnical subjects covered by former us classification4%

G02BOptical elements, systems or apparatus3%

A41DOuterwear2%

B63BShips or other waterborne vessels2%

B64CAeroplanes2%

B64DEquipment for fitting in or to aircraft2%

PatentTitleYear

10,673,417Spectrally efficient digital logic2020 10,584,582Method and apparatus for testing lost circulation materials for subterranean formations2020 10,442,974Methods of enhancing fluid loss control using additives2019 10,286,460Single-pass, single-radial layer, circumferential-progression fill-welding system, apparatus and method for refurbishing railway and other transit rails2019 10,278,437Water resistant handwear2019 10,209,169Method and apparatus for automatically testing high pressure and high temperature sedimentation of slurries2019 10,196,869Recycle diluent for wellbore fluid sampling system2019 10,180,063Method and apparatus for testing lost circulation materials for subterranean formations2019 10,151,677Real-time optical flow imaging to determine particle size distribution2018 10,091,440System and method for providing compressive infrared imaging2018 10,041,871Methods and systems for testing lost circulation materials2018 9,946,053System and method for providing SWIR-MWIR reimaging along a same optical path2018 9,897,771'Method for correcting optical aberrations in electromagnetic radiation in an optical system'2018 9,809,736'Wellbore servicing compositions and methods of making and using same'2017 9,797,213'Wellbore fluids comprising hydrated inorganic oxide materials and associated methods'2017 9,765,596'Engineered LCM design to manage subterranean formation stresses for arresting drilling fluid losses'2017 9,557,513'Optical system for correcting optical aberrations in electromagnetic radiation'2017 9,513,203'Methods for predicting dynamic sag using viscometer/rheometer data'2016 9,445,658'Clip to easily apply and adjust sizes of barber capes'2016 9,341,556'Method and apparatus for automatically testing high pressure and high temperature sedimentation of slurries'2016 9,291,044'Method and apparatus for isolating and treating discrete zones within a wellbore'2016 9,284,476'Treatment fluids comprising magnetic surfactants and methods relating thereto'2016 9,284,798'Methods and compositions for treating subterranean formations with swellable lost circulation materials'2016 9,285,355'Method and apparatus for testing lost circulation materials for subterranean formations'2016 9,274,038'Apparatus and method for constant shear rate and oscillatory rheology measurements'2016 9,188,522'Methods and systems for testing lost circulation materials'2015 9,134,291'Systems, methods and devices for analyzing drilling fluid'2015 8,997,554'Method and apparatus for solid-liquid separation of drilling fluids for analysis'2015 8,982,210'Vehicle having scanning imager with fixed camera and multiple achromatic prism pairs'2015 8,972,235'Methods and systems for subterranean bore hole fracture simulation'2015 8,752,414'Methods to characterize sag in fluids'2014 8,746,339'Triggerable lost circulation material and method of use'2014 8,720,554'Apparatus and methods of flow testing formation zones'2014 8,640,530'Methods to characterize sag in fluids'2014 8,635,902'Methods to characterize sag in fluids'2014 8,530,393'Methods to characterize fracture plugging efficiency for drilling fluids'2013 8,524,638'Method to characterize fracture plugging efficiency for drilling fluids'2013 8,427,638'Optical measurement device including a multi-component sealing assembly'2013 8,387,442'Methods to characterize sag in fluids'2013 8,286,703'Apparatus and methods of flow testing formation zones'2012 8,151,633'Methods and systems for characterizing LCM particle plugging and rheology in real time'2012 8,091,726'Pressure vessels with safety closures and associated methods and systems'2012 7,830,161'Methods for measurement of fluid electrical stability'2010 7,701,229'Methods and systems for measurement of fluid electrical stability'2010 7,659,479'Tool for installing electrical boxes'2010 7,506,606'Marine payload handling craft and system'2009 7,484,438'Right angle driving tool'2009 7,425,086'Dock light'2008 7,373,730'Tool for installing electrical boxes'2008 7,134,673'Moving cart assemblies'2006 7,128,157'Method and apparatus for treating a well'2006 6,906,535'Method for characterizing water-in-oil emulsions using electrical wave forms'2005 6,604,852'High pressure brine crystallization point apparatus'2003 6,584,833'Apparatus and method for analyzing well fluid sag'2003 6,543,276'Oil well bore hole filter cake breaker fluid test apparatus and method'2003 5,703,278'Pressurized fluid density balance'1997 5,677,478'Pressure relief system for filtration testing apparatus'1997 5,368,461'Outside corner finishing tool'1994 5,191,752'Elastomeric gel saddle'1993 4,949,385'Apparatus and method for making precipitation audible'1990 D0309445'Water vehicle'1990 4,919,814'System and method for treating wastewater collected from septic tanks and similar installation'1990 4,862,817'Water vehicle'1989 4,804,179'Multi function foldable exercise machine'1989 4,606,891'Electrode holder useful in a corrosion testing device'1986 4,571,988'Apparatus and method for measuring viscosity'1986 4,531,952'Apparatus and method for excluding gas from a liquid'1985 4,062,225'Rotational viscometer and plastometer'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2016Based in Houston, TX, US· patent location history

1985–1986Based in Bellaire, TX, US· patent location history

1989–2019Patents assigned to MURPHY ROBERT J (20)· patent assignee history

1990–2019Patents assigned to MURPHY ROBERT (12)· patent assignee history

1997–2020Based in Kingwood, TX, US· patent location history

2003–2015Patents assigned to HALLIBURTON ENERGY SERV INC (17)· patent assignee history

2006–2016Based in Montgomery, TX, US· patent location history

2013–2016Patents assigned to JAMISON DALE E (11)· patent assignee history

2015–2020Patents assigned to HALLIBURTON ENERGY SERVICES INC (18)· patent assignee history

2015–2018Based in Kissimmee, FL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MURPHY ROBERT Jself	20	1989–2019
HALLIBURTON ENERGY SERVICES INC	18	2015–2020
HALLIBURTON ENERGY SERV INC	17	2003–2015
MURPHY ROBERTself	12	1990–2019
JAMISON DALE E	11	2013–2016

Locations

Location	Patents	Span
Kingwood, Texas, US	32	1997–2020
Houston, Texas, US	7	1977–2016
Kissimmee, Florida, US	4	2015–2018
Montgomery, Texas, US	4	2006–2016
Bellaire, Texas, US	3	1985–1986