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CORE LAB INC

Overview
  • Total Patents
    58
About

CORE LAB INC has a total of 58 patent applications. Its first patent ever was published in 1936. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets measurement, machines and civil engineering are YATES PETROLEUM CORP, SELCO MINING CORP LTD and MARTIN JEAN PIERRE.

Patent filings in countries

World map showing CORE LAB INCs patent filings in countries

Patent filings per year

Chart showing CORE LAB INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Barnaby Harold T 9
#2 Jenkins Ralph E 8
#3 Horner William L 7
#4 Bush Darrell C 7
#5 Sudhakar Vasudhaven 5
#6 Blias Emil 4
#7 Glodo David O 4
#8 Price John G W 4
#9 Bush Darrell 3
#10 Freeman David L 3

Latest patents

Publication Filing date Title
US2004122596A1 Method for high frequency restoration of seismic data
WO0129581A1 Transfer function method of seismic signal processing and exploration
US6554065B2 Memory gravel pack imaging apparatus and method
US5048531A Pressure sensors and manufacture thereof
US4566311A Mercury pump
US4539837A Driven-capillary viscosimeter
US4562726A Method and apparatus for testing the compressibility of subterranean samples
US4537063A Nonsteady-state core holder
US4555934A Method and apparatus for nonsteady state testing of permeability
US4524420A Signal processing apparatus
US4419879A Particle measuring apparatus
US4426878A Viscosimeter
US4402229A Cable tension measuring apparatus
US4419314A Method of coating core samples
US4119404A Apparatus and method for sour gas analysis
US3486375A Apparatus for lithologic logging of underground formations by acoustic vibrations
US3373440A Apparatus for photographing well core samples
US3111835A Hydrocarbon gas chromatography and apparatus
US2957346A Drilling rate measuring apparatus
US3025398A Method and apparatus for determining depth of well samples