LexDanaLexDanabeta
Inventor

Justin C. Logan

Inventor
Calgary, CA

Overview

4→
Patents
2003–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

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

E21Bprimary
E21BEarth or rock drilling33%
A41DOuterwear11%
A61FFilters implantable into blood vessels11%
F16DCouplings for transmitting rotation11%
F16LPipes11%
H01BCables11%
H04BTransmission11%
PatentTitleYear
11,105,159Torsion resistant gap sub202111,085,247Securing means for in-tubing probe retainer202111,073,015Integrated downhole system with plural telemetry subsystems20216,505,349'Therapeutic glove system'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Based in Aurora, CO, US· patent location history
2021Patents assigned to EVOLUTION ENGINEERING INC (3)· patent assignee history
2021Based in Calgary, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EVOLUTION ENGINEERING INC32021
Locations
LocationPatentsSpan
Calgary, CA32021
Aurora, CO, US12003