Inventor

ROBERTS EDWIN K

US5 patents

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

COMPUTALOG USA INC

1 patent

US5728978AMar 17, 1998

Acoustic isolator for acoustic well logging tool

COMPUTALOG USA INC61 citations89

ROBERTS EDWIN K

1 patent

US8824240B2Sep 2, 2014

Apparatus and method for measuring the acoustic impedance of wellbore fluids

ROBERTS EDWIN K20 citations85

WEATHERFORD LAMB INC

1 patent

US10358905B2Jul 23, 2019

Ultrasonic logging methods and apparatus for measuring cement and casing properties using acoustic echoes

WEATHERFORD LAMB INC2 citations71

WEATHERFORD TECH HOLDINGS LLC

1 patent

US10174604B2Jan 8, 2019

Ultrasonic cement and casing thickness evaluation

WEATHERFORD TECH HOLDINGS LLC2 citations71

PRECISION ENERGY SERVICES INC

1 patent

US7471591B2Dec 30, 2008

Method and apparatus for azimuthal logging of shear waves in boreholes using optionally rotatable transmitter and receiver assemblies

PRECISION ENERGY SERVICES INC6 citations57