Inventor

OSBORNE JR ANDREW J

US10 patents

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

HALLIBURTON ENERGY SERV INC

7 patents

US6712160B1Mar 30, 2004

Leadless sub assembly for downhole detection system

HALLIBURTON ENERGY SERV INC87 citations97

US6681633B2Jan 27, 2004

Spectral power ratio method and system for detecting drill bit failure and signaling surface operator

HALLIBURTON ENERGY SERV INC74 citations97

US6648082B2Nov 18, 2003

Differential sensor measurement method and apparatus to detect a drill bit failure and signal surface operator

HALLIBURTON ENERGY SERV INC99 citations97

US6691802B2Feb 17, 2004

Internal power source for downhole detection system

HALLIBURTON ENERGY SERV INC62 citations95

US7357197B2Apr 15, 2008

Method and apparatus for monitoring the condition of a downhole drill bit, and communicating the condition to the surface

HALLIBURTON ENERGY SERV INC52 citations93

US6817425B2Nov 16, 2004

Mean strain ratio analysis method and system for detecting drill bit failure and signaling surface operator

HALLIBURTON ENERGY SERV INC48 citations92

US7044242B2May 16, 2006

Roller cone bits with reduced packing

HALLIBURTON ENERGY SERV INC3 citations61

HALLIBURTON ENERGY SVCS INC

1 patent

US6722450B2Apr 20, 2004

Adaptive filter prediction method and system for detecting drill bit failure and signaling surface operator

HALLIBURTON ENERGY SVCS INC66 citations94

DRESSER IND

1 patent

US4662460AMay 5, 1987

Rotary drilling jar

DRESSER IND9 citations67

OSBORNE JR ANDREW J

1 patent

US8464813B2Jun 18, 2013

Cutter assembly for a raise boring reamer

OSBORNE JR ANDREW J0 citations33