P

Inventor

MERLAU DAVID

US8 patents
⚠️ This page may combine multiple inventors who share the name “MERLAU DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

5 patents
US6283227B1Sep 4, 2001

Downhole activation system that assigns and retrieves identifiers

SCHLUMBERGER TECHNOLOGY CORP94 citations96
US6604584B2Aug 12, 2003

Downhole activation system

SCHLUMBERGER TECHNOLOGY CORP65 citations95
US10082004B2Sep 25, 2018

Downhole power generator

SCHLUMBERGER TECHNOLOGY CORP2 citations68
US12421826B1Sep 23, 2025

Sealing device

SCHLUMBERGER TECHNOLOGY CORP0 citations53
US12523140B2Jan 13, 2026

Shock damping ring design for downhole electronic systems

SCHLUMBERGER TECHNOLOGY CORP0 citations47

LONGFIELD COLIN

1 patent
US9316076B2Apr 19, 2016

High pressure high temperature (HPHT) well tool control system and method

LONGFIELD COLIN7 citations80

SCHLUMBERBER TECHNOLOGY CORP

1 patent
US7775273B2Aug 17, 2010

Tool using outputs of sensors responsive to signaling

SCHLUMBERBER TECHNOLOGY CORP11 citations77

WANG WEI

1 patent
US8978757B2Mar 17, 2015

Remote actuation testing tool for high pressure differential downhole environments

WANG WEI1 citations45