Inventor

Justin C. Logan

Inventor

Calgary, CA

Overview

2016–2021

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 82 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary

E21BEarth or rock drilling70%

G01VGeophysics5%

H04BTransmission5%

F16LPipes4%

F16JPistons2%

G01TMeasurement of nuclear or x-radiation2%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy2%

H01RElectrically-conductive connections2%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution2%

F01CRotary-piston or oscillating-piston machines or engines1%

PatentTitleYear

11,008,858Fluid pressure pulse generator for a telemetry tool2021 10,954,781Multi-mode control of downhole tools2021 10,934,784Seal and sacrificial components for a drill string2021 10,871,041Centralizer for downhole probes2020 10,840,482Battery coil engaging members for downhole tools2020 10,837,240Seal and sacrificial components for a drill string2020 10,753,201Mud pulse telemetry apparatus with a pressure transducer and method of operating same2020 10,749,149Battery coil engaging members for downhole tools2020 10,731,459Integrated downhole system with plural telemetry subsystems2020 10,729,029Mounting and component holder apparatuses and assemblies for holding rigid components2020 10,662,754Directional drilling apparatus and methods2020 10,648,247Centralizer for downhole probes2020 10,641,086Pressure compensation device for a fluid pressure pulse generating apparatus2020 10,641,081Device and method for retaining probe exterior wear sleeve2020 10,598,000Methods and apparatus for downhole probes2020 10,533,413Method and apparatus for determining rotor position in a fluid pressure pulse generator2020 10,513,892Rotary locking sub for angular alignment of downhole sensors with high side in directional drilling2019 10,508,538Fluid pressure pulse generator for a downhole telemetry tool2019 10,494,879Universal downhole probe system2019 10,473,804Seal and seal assembly for a fluid pressure pulse generating tool2019 10,422,921Downhole system with integrated backup sensors2019 10,400,520Electromagnetic telemetry gap sub assembly with insulating collar2019 10,358,906Downhole probe centralizer2019 10,352,151Downhole electronics carrier2019 10,352,111Drill collar with integrated probe centralizer2019 10,316,652Downhole telemetry tool with adaptive frequency transmitter2019 10,301,931Measuring while drilling systems, method and apparatus2019 10,301,891Jig for coupling or uncoupling drill string sections with detachable couplings and related methods2019 10,301,887Drill string sections with interchangeable couplings2019 10,295,060Method for sealing a gap sub assembly2019 10,287,871Axially-supported downhole probes2019 10,280,741Optimizing downhole data communication with at bit sensors and nodes2019 10,253,621Integrated downhole system with plural telemetry subsystems2019 10,214,971Apparatus for angular alignment of downhole sensors with high side in directional drilling2019 10,215,020Mud motor with integrated MWD system2019 10,180,059Telemetry tool with a fluid pressure pulse generator2019 10,167,683Centralizer for downhole probes2019 10,156,102Gap assembly for EM data telemetry2018 10,151,196Downhole telemetry2018 10,125,904Sealing gasket and method for creating same2018 10,119,393Optimizing downhole data communication with at bit sensors and nodes2018 10,113,412Axially-supported downhole probes2018 10,078,154Downhole system with integrated backup sensors2018 10,030,501Downhole probe centralizer2018 10,006,257Centralizer for downhole probes2018 9,988,855Methods and apparatus for generating electromagnetic telemetry signals2018 9,976,415Electromagnetic telemetry system with compensation for drilling fluid characteristics2018 9,951,611Downhole telemetry2018 9,951,603Methods and apparatus for downhole probes2018 9,945,227Mixed-mode telemetry systems and methods2018 9,932,776Pinned electromagnetic telemetry gap sub assembly2018 9,915,146'Fluid pressure pulse generating apparatus with primary seal assembly, back up seal assembly and pressure compensation device and method of operating same'2018 9,909,369'Electromagnetic telemetry gap sub assembly with insulating collar'2018 9,874,092Fluid pressure pulse generator for a downhole telemetry tool2018 9,874,083Downhole probes and systems2018 9,863,239'Selecting transmission frequency based on formation properties'2018 9,850,751Axially-supported downhole probes2017 9,850,722Universal downhole probe system2017 9,840,909'Flow bypass sleeve for a fluid pressure pulse generator of a downhole telemetry tool'2017 9,840,910'Fluid pressure pulse generator for a downhole telemetry tool'2017 9,840,879'Rotary locking sub for angular alignment of downhole sensors with high side in directional drilling'2017 9,828,852Fluid pressure pulse generator and method of using same2017 9,828,854Mud pulse telemetry apparatus with a pressure transducer and method of operating same2017 9,732,608'Downhole telemetry'2017 9,714,569'Mud pulse telemetry apparatus with a pressure transducer and method of operating same'2017 9,670,771'Methods and apparatus for generating electromagnetic telemetry signals'2017 9,670,774'Fluid pressure pulse generator for a downhole telemetry tool'2017 9,644,471'Mounting and component holder apparatuses and assemblies for holding rigid components'2017 9,631,487'Fluid pressure pulse generator for a downhole telemetry tool'2017 9,631,488'Fluid pressure pulse generator for a downhole telemetry tool'2017 9,617,849'Fluid pressure pulse generator with low and high flow modes for wellbore telemetry and method of using same'2017 9,605,535'Integrated downhole system with plural telemetry subsystems'2017 9,587,441'Apparatus and method for coaxially joining components to resist relative rotational and longitudinal movement'2017 9,528,370'Fluid pressure pulse generating apparatus with primary seal assembly, back up seal assembly and pressure compensation device and method of operating same'2016 9,523,246'Centralizer for downhole probes'2016 9,500,075'Measurement while drilling fluid pressure pulse generator'2016 9,494,035'Fluid pressure pulse generator and method of using same'2016 9,488,015'Centralizer for downhole probes'2016 9,476,296'Fluid pressure pulse generating apparatus with primary seal assembly, back up seal assembly and pressure compensation device and method of operating same'2016 9,464,521'Fluid pressure pulse generating apparatus with pressure compensation device and pulser assembly housing'2016 9,453,410'Mud hammer'2016 9,422,809'Fluid pressure pulse generator and method of using same'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2021Patents assigned to EVOLUTION ENGINEERING INC (81)· patent assignee history

2016–2021Based in Calgary, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EVOLUTION ENGINEERING INC	81	2016–2021

Locations

Location	Patents	Span
Calgary, CA	82	2016–2021