Inventor
EDWARDS JEFFREY CHARLES
GB35 patents
⚠️ This page may combine multiple inventors who share the name “EDWARDS JEFFREY CHARLES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXPRO NORTH SEA LTD
20 patentsUS6053252AApr 25, 2000
Lightweight intervention system
EXPRO NORTH SEA LTD158 citations99
US6061000AMay 9, 2000
Downhole data transmission
EXPRO NORTH SEA LTD118 citations98
US7331394B2Feb 19, 2008
Autonomous well intervention system
EXPRO NORTH SEA LTD64 citations97
US6227301B1May 8, 2001
Christmas tree
EXPRO NORTH SEA LTD70 citations96
US6109352AAug 29, 2000
Simplified Xmas tree using sub-sea test tree
EXPRO NORTH SEA LTD80 citations96
US5884706AMar 23, 1999
Horizontal subsea tree pressure compensated plug
EXPRO NORTH SEA LTD74 citations96
US5857523AJan 12, 1999
Well completion lubricator valve
EXPRO NORTH SEA LTD65 citations96
US6708946B1Mar 23, 2004
Ball valve
EXPRO NORTH SEA LTD70 citations95
US6254147B1Jul 3, 2001
Fluid-tight connecting apparatus
EXPRO NORTH SEA LTD23 citations92
US6170578B1Jan 9, 2001
Monobore riser bore selector
EXPRO NORTH SEA LTD52 citations92
US6109353AAug 29, 2000
Single bore riser system
EXPRO NORTH SEA LTD37 citations92
US6015013AJan 18, 2000
Lightweight intervention system for use with horizontal tree with internal ball valve
EXPRO NORTH SEA LTD44 citations92
US5960885AOct 5, 1999
Dual bore riser
EXPRO NORTH SEA LTD25 citations92
US5873415AFeb 23, 1999
Completion sub-sea test tree
EXPRO NORTH SEA LTD37 citations92
US6394837B1May 28, 2002
Electrical connector system
EXPRO NORTH SEA LTD37 citations89
US5888059AMar 30, 1999
Combustion apparatus
EXPRO NORTH SEA LTD23 citations86
US6152230ANov 28, 2000
High pressure tree cap
EXPRO NORTH SEA LTD16 citations84
US7086464B2Aug 8, 2006
Well testing system
EXPRO NORTH SEA LTD6 citations74
US5918670AJul 6, 1999
Multi-sensor relief valve well test system
EXPRO NORTH SEA LTD11 citations70
US5918676AJul 6, 1999
Horizontal tree safety valve
EXPRO NORTH SEA LTD4 citations63
EDWARDS JEFFREY CHARLES
7 patentsUS9169714B2Oct 27, 2015
Flushing system
EDWARDS JEFFREY CHARLES20 citations92
US8800954B2Aug 12, 2014
Blow out preventers
EDWARDS JEFFREY CHARLES13 citations84
US9062517B2Jun 23, 2015
Well containment system
EDWARDS JEFFREY CHARLES7 citations83
US8555981B2Oct 15, 2013
Riser weak link
EDWARDS JEFFREY CHARLES15 citations76
US9010432B2Apr 21, 2015
Subsea apparatus
EDWARDS JEFFREY CHARLES6 citations73
US8985220B2Mar 24, 2015
Well intervention system
EDWARDS JEFFREY CHARLES0 citations52
US9045947B2Jun 2, 2015
Subsea winch
EDWARDS JEFFREY CHARLES0 citations51
ENOVATE SYSTEMS LTD
4 patentsUS8353338B2Jan 15, 2013
Well bore control valve
ENOVATE SYSTEMS LTD38 citations94
US7963339B2Jun 21, 2011
Bearing mounted ball valve and method of use
ENOVATE SYSTEMS LTD8 citations83
US10677010B2Jun 9, 2020
Shear blade
ENOVATE SYSTEMS LTD2 citations73
US7793730B2Sep 14, 2010
Lubricator system
ENOVATE SYSTEMS LTD1 citations52