Inventor

MANKE KEVIN R

US28 patents

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

MANKE KEVIN R

HALLIBURTON CO

Differential actuating system for downhole tools

Differential actuating system for downhole tools

Wellbore fluid sampler and method

Mechanical lockout for pressure responsive downhole tool

Mechanical lockout for pressure responsive downhole tool

Selective downhole operating system and method

Pyrotechnic charge powered operating system for downhole tools

Apparatus and method for communicating electrical signals in a well, including electrical coupling for electric circuits therein

Hydraulic lockout device for pressure controlled well tools

Well surging method and apparatus with mechanical actuating backup

Electric power supply for use downhole

Bypass valve

Low pressure responsive downhold tool with hydraulic lockout

Mechanical lockout for pressure responsive downhole tool

High pressure conversion for circulating/safety valve

Downhole tool with gas energized compressible liquid spring

Downhole tool with compressible liquid spring chamber

Downhole formation pump

Multi-mode well tool with hydraulic bypass assembly

Low pressure responsive tester valve with spring retaining means

Sleeve-type low pressure responsive APR tester valve

HALLIBURTON ENERGY SERV INC

Method and apparatus for well perforating

Integrated well drilling and evaluation

Open hole formation testing

Run-in and retrieval device for a downhole tool

THRU TUBING SOLUTIONS INC

Multi-cycle circulating valve assembly

MANKE KEVIN R

Downhole tool releasing mechanism

PORTER JESSE C

Interchangeable drillable tool