Inventor

LOGAN JUSTIN C

CA83 patents

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

LOGAN JUSTIN C

EVOLUTION ENGINEERING INC

Universal downhole probe system

Mounting and component holder apparatuses and assemblies for holding rigid components

Centralizer for downhole probes

Centralizer for downhole probes

Integrated downhole system with plural telemetry subsystems

Centralizer for downhole probes

Downhole probe centralizer

Drill collar with integrated probe centralizer

Centralizer for downhole probes

Downhole probes and systems

Fluid pressure pulse generating apparatus with primary seal assembly, back up seal assembly and pressure compensation device and method of operating same

Fluid pressure pulse generator and method of using same

Mud hammer

Optimizing downhole data communication with at bit sensors and nodes

Centralizer for downhole probes

Integrated downhole system with plural telemetry subsystems

Mounting and component holder apparatuses and assemblies for holding rigid components

Pressure compensation device for a fluid pressure pulse generating apparatus

Methods and apparatus for downhole probes

Method and apparatus for determining rotor position in a fluid pressure pulse generator

Electromagnetic telemetry gap sub assembly with insulating collar

Gap assembly for EM data telemetry

Axially-supported downhole probes

Electromagnetic telemetry system with compensation for drilling fluid characteristics

Pinned electromagnetic telemetry gap sub assembly

Electromagnetic telemetry gap sub assembly with insulating collar

Axially-supported downhole probes

Flow bypass sleeve for a fluid pressure pulse generator of a downhole telemetry tool

Fluid pressure pulse generator for a downhole telemetry tool

Mud pulse telemetry apparatus with a pressure transducer and method of operating same

Methods and apparatus for generating electromagnetic telemetry signals

Fluid pressure pulse generator for a downhole telemetry tool

Fluid pressure pulse generating apparatus with primary seal assembly, back up seal assembly and pressure compensation device and method of operating same

Measuring while drilling systems, method and apparatus

Downhole system with integrated backup sensors

Downhole telemetry tool with adaptive frequency transmitter

Mud pulse telemetry apparatus with a pressure transducer and method of operating same

Downhole telemetry

Measurement while drilling fluid pressure pulse generator

Fluid pressure pulse generating apparatus with pressure compensation device and pulser assembly housing

Integrated downhole system with plural telemetry subsystems

Integrated downhole system with plural telemetry subsystems

Seal and seal assembly for a fluid pressure pulse generating tool

Torsion resistant gap sub

Downhole probe sleeves and methods for making probe sleeves

Torsion resistant gap sub

Multi-mode control of downhole tools

Fluid pressure pulse generator for a telemetry tool

Integrated downhole system with plural telemetry subsystems

BAKER HUGHES CANADA COMPANY

Centralizer for downhole probes