Patent assignee · CA · COMPANY

Evolution Engineering Inc.

128Patents
127Active
128Granted
61Portfolio score

Filing activity: Nov 1, 2012 → Jun 17, 2021

Most-cited patents

PatentTitleAreaCited byStatus
US9664037B2 Detection of downhole data telemetry signals Fixed Constructions 30 Active
US9644471B2 Mounting and component holder apparatuses and assemblies for holding rigid components Fixed Constructions 18 Active
US9523246B2 Centralizer for downhole probes Fixed Constructions 13 Active
US9874083B2 Downhole probes and systems Electricity 11 Active
US9850722B2 Universal downhole probe system Fixed Constructions 11 Active
US9291049B2 Downhole electromagnetic and mud pulse telemetry apparatus Fixed Constructions 9 Active
US9453410B2 Mud hammer Fixed Constructions 9 Active
US10119393B2 Optimizing downhole data communication with at bit sensors and nodes Fixed Constructions 9 Active
US9605535B2 Integrated downhole system with plural telemetry subsystems Electricity 8 Active
US10871041B2 Centralizer for downhole probes Fixed Constructions 7 Active
US10006257B2 Centralizer for downhole probes Fixed Constructions 6 Active
US10358906B2 Downhole probe centralizer Fixed Constructions 5 Active
US9512716B2 System and method for regulating an electromagnetic telemetry signal sent from downhole to surface Physics 5 Active
US10352111B2 Drill collar with integrated probe centralizer Fixed Constructions 5 Active
US10066481B2 Downhole electromagnetic and mud pulse telemetry apparatus Fixed Constructions 5 Active
US9909369B2 Electromagnetic telemetry gap sub assembly with insulating collar Mechanical Engineering; Lighting; Heating 4 Active
US10006280B2 Downhole pocket electronics Fixed Constructions 4 Active
US9574441B2 Downhole telemetry signal modulation using pressure pulses of multiple pulse heights Electricity 4 Active
US9494035B2 Fluid pressure pulse generator and method of using same Fixed Constructions 4 Active
US10267725B2 Surface profile measurement system Physics 3 Active
US9771792B2 Method and apparatus for multi-channel downhole electromagnetic telemetry Electricity 3 Active
US9528370B2 Fluid pressure pulse generating apparatus with primary seal assembly, back up seal assembly and pressure compensation device and method of operating same Fixed Constructions 3 Active
US9528371B2 Fluid pressure pulse generating apparatus and method of using same Mechanical Engineering; Lighting; Heating 3 Active
US10167683B2 Centralizer for downhole probes Fixed Constructions 3 Active
US10301931B2 Measuring while drilling systems, method and apparatus Electricity 3 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.