Inventor

HERN CHRISTOPHER RYAN

US8 patents

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

DUGGAN ANDREW

2 patents

US11142999B2Oct 12, 2021

Downhole power generation using pressure differential

DUGGAN ANDREW1 citations56

US11280162B2Mar 22, 2022

Power generation using pressure differential between a tubular and a borehole annulus

DUGGAN ANDREW0 citations45

EWING DANIEL C

2 patents

US9464748B2Oct 11, 2016

Tubular occlusion and pressure damping system and temporal pressure controlling arrangement

EWING DANIEL C1 citations45

US10087702B2Oct 2, 2018

Plug releaser and method of limiting pressure differential across plugs

EWING DANIEL C0 citations34

EWING DANIEL

2 patents

US10822929B2Nov 3, 2020

Electrohydraulic movement of downhole components and method

EWING DANIEL0 citations43

US10626705B2Apr 21, 2020

Magnetic pulse actuation arrangement having layer and method

EWING DANIEL0 citations38

HERN CHRISTOPHER RYAN

1 patent

US10202818B2Feb 12, 2019

Expandable sealing assembly and downhole system

HERN CHRISTOPHER RYAN2 citations65

PRIETO CARLOS

1 patent

US10801283B2Oct 13, 2020

Magnetic pulse actuation arrangement for downhole tools and method

PRIETO CARLOS0 citations48