Inventor
DEVLIN DAVID
CA14 patents
⚠️ This page may combine multiple inventors who share the name “DEVLIN DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GENERAL DOWNHOLE TOOLS LTD
6 patentsUS11851955B2Dec 26, 2023
Downhole tool with radial shock absorber and stabilizer
GENERAL DOWNHOLE TOOLS LTD1 citations61
US12534965B2Jan 27, 2026
System, method and apparatus for hydraulic downhole stick-slip mitigation
GENERAL DOWNHOLE TOOLS LTD0 citations59
US12104442B2Oct 1, 2024
System, method and apparatus for hydraulic downhole stick-slip mitigation
GENERAL DOWNHOLE TOOLS LTD0 citations59
US11713665B2Aug 1, 2023
Systems, methods, and devices for directionally drilling an oil well while rotating including remotely controlling drilling equipment
GENERAL DOWNHOLE TOOLS LTD1 citations57
US12534966B2Jan 27, 2026
System, method and apparatus for downhole torque-transferring ball screw
GENERAL DOWNHOLE TOOLS LTD0 citations56
US11873686B2Jan 16, 2024
System, method and apparatus for downhole torque-transferring ball screw
GENERAL DOWNHOLE TOOLS LTD0 citations56
NCS MULTISTAGE INC
5 patentsUS10465445B2Nov 5, 2019
Casing float tool
NCS MULTISTAGE INC18 citations93
US10883315B2Jan 5, 2021
Casing float tool
NCS MULTISTAGE INC5 citations82
US10883314B2Jan 5, 2021
Casing float tool
NCS MULTISTAGE INC5 citations82
US11180958B2Nov 23, 2021
Casing float tool
NCS MULTISTAGE INC3 citations71
US11697968B2Jul 11, 2023
Casing float tool
NCS MULTISTAGE INC0 citations61