Inventor

ELLIS DARWIN

US5 patents

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

SCHLUMBERGER TECHNOLOGY CORP

2 patents

US7902496B2Mar 8, 2011

Method of determining petro-physical information with high energy gamma rays

SCHLUMBERGER TECHNOLOGY CORP11 citations81

US7112783B2Sep 26, 2006

Neutron measurement method for determining porosity of a formation surrounding a borehole

SCHLUMBERGER TECHNOLOGY CORP7 citations71

ALCOA CLOSURE SYSTEMS INT INC

2 patents

US6662526B2Dec 16, 2003

Modular turret cage for a capping machine

ALCOA CLOSURE SYSTEMS INT INC14 citations77

US6804870B2Oct 19, 2004

Method of assembling a modular turret cage for a capping machine

ALCOA CLOSURE SYSTEMS INT INC4 citations55

MINH CHANH CAO

1 patent

US8521435B2Aug 27, 2013

Estimating sigma log beyond the measurements points

MINH CHANH CAO11 citations81