Inventor

COGHILL ANTHONY S

US8 patents

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

BAKER HUGHES INC

3 patents

US7779907B2Aug 24, 2010

Downhole shock absorber with crushable nose

BAKER HUGHES INC20 citations90

US7637324B2Dec 29, 2009

Isolation valve for subsurface safety valve line

BAKER HUGHES INC18 citations83

US7762335B2Jul 27, 2010

Switching apparatus between independent control systems for a subsurface safety valve

BAKER HUGHES INC8 citations78

LAKE GARY B

1 patent

US8471551B2Jun 25, 2013

Magnetic position monitoring system and method

LAKE GARY B6 citations78

COGHILL ANTHONY S

1 patent

US8443894B2May 21, 2013

Anchor/shifting tool with sequential shift then release functionality

COGHILL ANTHONY S7 citations77

KUCERA SAMUEL C

1 patent

US9062519B2Jun 23, 2015

Bi-directional pressure equalization valve

KUCERA SAMUEL C3 citations56

BURRIS JOHN E

1 patent

US9151139B2Oct 6, 2015

Method of reducing deflection through a rod piston in a subsurface safety valve

BURRIS JOHN E0 citations40

SMITH TROY L II

1 patent

US8820402B2Sep 2, 2014

Downhole shock absorber with guided crushable nose

SMITH TROY L II1 citations37