Inventor

WALKER STEPHEN J

US10 patents

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

CAMERON IRON WORKS INC

1 patent

US4557508ADec 10, 1985

Tubular connector

CAMERON IRON WORKS INC111 citations95

COOPER CAMERON CORP

1 patent

US6176663B1Jan 23, 2001

Apparatus for reducing fastener bending stress in flanged connections

COOPER CAMERON CORP25 citations92

BAYLOR COLLEGE MEDICINE

1 patent

US4159637AJul 3, 1979

Hydraulic test tool and method

BAYLOR COLLEGE MEDICINE43 citations89

COOPER IND INC

1 patent

US5314024AMay 24, 1994

Angular and radial self-aligning coupling

COOPER IND INC34 citations86

KOTRLA JOHN E

1 patent

US8657013B2Feb 25, 2014

Riser system

KOTRLA JOHN E8 citations76

CAMERON INT CORP

1 patent

US7377323B2May 27, 2008

Blowout preventer stack landing assist tool

CAMERON INT CORP11 citations76

NL INDUSTRIES INC

1 patent

US4209891AJul 1, 1980

Apparatus and method for positioning one part relative to another part

NL INDUSTRIES INC27 citations76

GILMORE DAVID L

1 patent

US10087687B2Oct 2, 2018

Seal sub system

GILMORE DAVID L6 citations71

MORTON INT INC

1 patent

US5637356AJun 10, 1997

Polyesters, polyester/acrylic dispersions, and application thereof

MORTON INT INC7 citations65

WALKER STEPHEN J

1 patent

US10301886B2May 28, 2019

Drilling riser assemblies

WALKER STEPHEN J1 citations49