P

Inventor

FEASEY GUY F

GB9 patents
⚠️ This page may combine multiple inventors who share the name “FEASEY GUY F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WEATHERFORD TECHNOLOGY HOLDINGS LLC

3 patents
US9074425B2Jul 7, 2015

Riser auxiliary line jumper system for rotating control device

WEATHERFORD TECHNOLOGY HOLDINGS LLC27 citations90
US9328575B2May 3, 2016

Dual gradient managed pressure drilling

WEATHERFORD TECHNOLOGY HOLDINGS LLC16 citations82
US9316071B2Apr 19, 2016

Contingent continuous circulation drilling system

WEATHERFORD TECHNOLOGY HOLDINGS LLC4 citations71

TWARDOWSKI ERIC M

2 patents
US8074749B2Dec 13, 2011

Earth removal member with features for facilitating drill-through

TWARDOWSKI ERIC M13 citations88
US8528669B2Sep 10, 2013

Earth removal member with features for facilitating drill-through

TWARDOWSKI ERIC M3 citations58

WEATHERFORD TECH HOLDINGS LLC

2 patents
US9493989B2Nov 15, 2016

Subsea drilling with casing

WEATHERFORD TECH HOLDINGS LLC2 citations61
US9719303B2Aug 1, 2017

Subsea drilling with casing

WEATHERFORD TECH HOLDINGS LLC0 citations51

TREVINO JOSE A

1 patent
US8839880B2Sep 23, 2014

Subsea drilling with casing

TREVINO JOSE A6 citations82

WEATHERFORD LAMB

1 patent
US9297210B2Mar 29, 2016

Earth removal member with features for facilitating drill-through

WEATHERFORD LAMB0 citations49