Inventor
DOWD EDWARD M
US27 patents
⚠️ This page may combine multiple inventors who share the name “DOWD EDWARD M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD LAMB
10 patentsUS7646953B2Jan 12, 2010
Fiber optic cable systems and methods to prevent hydrogen ingress
WEATHERFORD LAMB65 citations97
US7024081B2Apr 4, 2006
Fiber optic cable for use in harsh environments
WEATHERFORD LAMB73 citations96
US7424190B2Sep 9, 2008
Fiber optic cable for use in harsh environments
WEATHERFORD LAMB44 citations94
US7805039B2Sep 28, 2010
Single mode optical fiber with improved bend performance
WEATHERFORD LAMB17 citations92
US6931194B2Aug 16, 2005
Methods and apparatus for forming an optical cable splice
WEATHERFORD LAMB27 citations86
US7668419B2Feb 23, 2010
Evanescent sensor using a hollow-core ring mode waveguide
WEATHERFORD LAMB13 citations84
US7805046B2Sep 28, 2010
Termination of fiber optic cable
WEATHERFORD LAMB5 citations73
US7080529B2Jul 25, 2006
Method for making large diameter optical waveguide having Bragg grating and being configured for reducing the bulk modulus of compressibility thereof
WEATHERFORD LAMB8 citations71
US7907807B2Mar 15, 2011
Pure silica core, high birefringence, single polarization optical waveguide
WEATHERFORD LAMB0 citations51
US7437044B2Oct 14, 2008
Pure silica core, high birefringence, single polarization optical waveguide
WEATHERFORD LAMB1 citations51
WEATHERFORD TECH HOLDINGS LLC
7 patentsUS10173286B2Jan 8, 2019
Optical fiber coating to reduce friction and static charge
WEATHERFORD TECH HOLDINGS LLC8 citations77
US11598928B2Mar 7, 2023
Cable to reduce optical fiber movement and methods to fabricate
WEATHERFORD TECH HOLDINGS LLC4 citations75
US12111510B2Oct 8, 2024
Cable to reduce optical fiber movement and methods to fabricate
WEATHERFORD TECH HOLDINGS LLC0 citations62
US11880084B2Jan 23, 2024
Cable to reduce optical fiber movement and methods to fabricate
WEATHERFORD TECH HOLDINGS LLC0 citations62
US9435973B2Sep 6, 2016
Optical fiber coating to prevent adhesion at high temperatures
WEATHERFORD TECH HOLDINGS LLC0 citations52
US9841315B2Dec 12, 2017
Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity
WEATHERFORD TECH HOLDINGS LLC1 citations51
US12071848B2Aug 27, 2024
Nested splice tubes for integrating spoolable gauges with downhole cables
WEATHERFORD TECH HOLDINGS LLC0 citations49
DOWD EDWARD M
7 patentsUS8111960B2Feb 7, 2012
Fiber optic cable systems and methods to prevent hydrogen ingress
DOWD EDWARD M5 citations73
US9377598B2Jun 28, 2016
Fiber optic cable systems and methods to prevent hydrogen ingress
DOWD EDWARD M5 citations72
US9104008B2Aug 11, 2015
Optical fiber coating to prevent adhesion at high temperatures
DOWD EDWARD M2 citations62
US8286450B2Oct 16, 2012
Polarization controlling optical fiber preform and preform fabrication methods
DOWD EDWARD M2 citations62
US8769995B2Jul 8, 2014
Method for making large diameter multicore optical waveguide
DOWD EDWARD M1 citations60
US8689587B2Apr 8, 2014
Polarization controlling optical fiber preform and preform fabrication methods
DOWD EDWARD M0 citations51
US8301005B2Oct 30, 2012
Termination of fiber optic cable
DOWD EDWARD M0 citations51