EP

Edward George Parkin

Schlumberger Technology: 18 patents #270 of 7,293Top 4%
📍 Whitminster, GB: #2 of 2 inventorsTop 100%
Overall (All Time): #246,237 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
12297701 Adjustable damper Nadia Domanski, Katie Kane 2025-05-13
12049793 Methods for downhole drilling and communication Christopher Rowe, Cecily Millwater 2024-07-30
11795781 Actuation valve system with pilot and main valves Michael Pearce, Julien Steimetz, Jonathan Marshall, D. Peter Johnson, Clint William Philbrick 2023-10-24
11788359 Downhole steering system and methods Jonathan Marshall, Geoffrey C. Downton, David C. Hoyle, Nalin Weerasinghe, Dennis Patrick Chesnutt 2023-10-17
11767723 Downhole transducer assemblies and pressure range control therein Scott Richard Woolston, Jonathan Marshall, David C. Hoyle, Jim Shumway 2023-09-26
11753907 Pressure adjuster for a downhole tool Julien Steimetz, Cecily Millwater, Michael Pearce 2023-09-12
11634951 Equipment string communication and steering 2023-04-25
11414932 Equipment string communication and steering 2022-08-16
11255143 Pressure range control in a downhole transducer assembly Jonathan Marshall, David C. Hoyle, Scott Richard Woolston, Jim Shumway 2022-02-22
11208847 Stepped downhole tools and methods of use Michael G. Azar, Geoffrey C. Downton 2021-12-28
11118408 Downhole steering system and methods Jonathan Marshall, Geoffrey C. Downton, David C. Hoyle, Nalin Weerasinghe, Dennis Patrick Chestnutt 2021-09-14
10947814 Pilot controlled actuation valve system Michael Pearce, Julien Steimetz, Jonathan Marshall, D. Peter Johnson, Clint William Philbrick 2021-03-16
10907412 Equipment string communication and steering 2021-02-02
10094211 Methods for estimating wellbore gauge and dogleg severity 2018-10-09
10077650 Continuous downlinking while drilling Christopher C. Bogath 2018-09-18
10066448 Downhole steering system Steven Hough, Miguel Marcel Jose Delgado, Junichi Sugiura 2018-09-04
10006249 Inverted wellbore drilling motor 2018-06-26
9945223 Fatigue calculator generation system Ke Ken Li, Rakesh Singh, Anthony Collins, Keith Moriarty 2018-04-17