Inventor

DEMIRER NAZLI

US14 patents

Patents

14 patents

US12123295B2Oct 22, 2024

Slide-rotate ratio mode optimization for mud motor trajectory control

HALLIBURTON ENERGY SERVICES INC2 citations71

US12281562B2Apr 22, 2025

Closed loop fully autonomous directional drilling

HALLIBURTON ENERGY SERVICES INC2 citations69

US10883341B2Jan 5, 2021

Determining control inputs for drilling a wellbore trajectory in a geologic formation

HALLIBURTON ENERGY SERVICES INC2 citations68

US11408268B2Aug 9, 2022

Autonomous directional drilling directional tendency estimation

HALLIBURTON ENERGY SERVICES INC3 citations66

US12247474B2Mar 11, 2025

Automated vertical-curve-lateral drilling

HALLIBURTON ENERGY SERVICES INC0 citations61

US12012840B2Jun 18, 2024

Techniques for calibrating borehole propagation model for direction drilling in real time

HALLIBURTON ENERGY SERVICES INC1 citations60

US12385382B2Aug 12, 2025

Optimal probabilistic steering control of directional drilling systems

HALLIBURTON ENERGY SERVICES INC0 citations59

US12024995B2Jul 2, 2024

Perturbation based well path reconstruction

HALLIBURTON ENERGY SERVICES INC1 citations59

US11739627B2Aug 29, 2023

Error-space feedback controller for drill bit steering

HALLIBURTON ENERGY SERVICES INC1 citations58

US12486758B2Dec 2, 2025

Real-time tool yield calibration of mud motor

HALLIBURTON ENERGY SERVICES INC0 citations57

US12044117B2Jul 23, 2024

Methods for estimating downhole weight on bit and rate of penetration using acceleration measurements

HALLIBURTON ENERGY SERVICES INC1 citations57

US12442286B1Oct 14, 2025

Nonlinear model predictive control for directional drilling applications

HALLIBURTON ENERGY SERVICES INC0 citations47

US12428948B2Sep 30, 2025

Wellbore trajectory model calibration for directional drilling

HALLIBURTON ENERGY SERVICES INC0 citations44

US12529690B2Jan 20, 2026

Digital bottle test constraint optimization and predictor

HALLIBURTON ENERGY SERVICES INC0 citations42