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Inventor

DONALDSON ASHLEY

AU4 patents
⚠️ This page may combine multiple inventors who share the name “DONALDSON ASHLEY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FEI CO

3 patents
US10620142B2Apr 14, 2020

X-ray spectroscopy in a charged-particle microscope

FEI CO2 citations70
US9714908B2Jul 25, 2017

Sub-pixel analysis and display of fine grained mineral samples

FEI CO2 citations70
US9719950B2Aug 1, 2017

Sample-specific reference spectra library

FEI CO2 citations66

HALLIBURTON ENERGY SERV INC

1 patent
US7281583B2Oct 16, 2007

Self-dissolving lost circulation treatment for producing formations

HALLIBURTON ENERGY SERV INC15 citations91