GM

Graham A. McElhinney

PS Pathfinder Energy Services: 2 patents #1 of 3Top 35%
📍 Inverurie, GB: #1 of 3 inventorsTop 35%
Overall (2005): #55,172 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6937023 Passive ranging techniques in borehole surveying 2005-08-30
6882937 Downhole referencing techniques in borehole surveying 2005-04-19