CC

Calum Crawford

Schlumberger Technology: 5 patents #1,262 of 7,293Top 20%
TB Tendeka B.V.: 1 patents #3 of 12Top 25%
Overall (All Time): #786,638 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12378836 Method and system for deploying an electric submersible pump in a live well Ivor Maclver, Norman Liley, Iain Maclean, Steven Browning 2025-08-05
12152452 Sealed connection for multiple-section tool deployment in live wells 2024-11-26
12135040 Centrifugal well pump with threadedly coupled diffusers Andrew Henderson, Ivor Maciver 2024-11-05
12044110 Safety systems for electric submersible pumps Andrew Henderson, Ivor Maciver, Richard McCann, Jamie Cochran 2024-07-23
11965390 Combined master valve and cable hanger for deploying electric submersible pump in a live well Ivor Maciver, Norman Liley, Iain Maclean 2024-04-23
11041370 Apparatus for power generation Annabel Green, Garth Naldrett, John W. Hunter, Ian David McWhinnie, Tim Collyer 2021-06-22