DM

David Merlau

Schlumberger Technology: 7 patents #897 of 7,293Top 15%
Overall (All Time): #688,507 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12421826 Sealing device Gareth Yen Ket Chin, Brian John Bethscheider, Marius Smarandache 2025-09-23
10082004 Downhole power generator Edgar Jose Montiel 2018-09-25
9316076 High pressure high temperature (HPHT) well tool control system and method Colin Longfield, Wei-Chi Wang, Brad Bailey, Sebastien Ives 2016-04-19
8978757 Remote actuation testing tool for high pressure differential downhole environments Wei-Chi Wang, Colin Longfield, Sebastian Ives, Brad Bailey, Belinda D. Manning 2015-03-17
7775273 Tool using outputs of sensors responsive to signaling Lang Zhan, Dhandayuthapani Kannan, Jim B. Benton 2010-08-17
6604584 Downhole activation system Nolan C. Lerche 2003-08-12
6283227 Downhole activation system that assigns and retrieves identifiers Nolan C. Lerche 2001-09-04