DC

Derek Copold

Schlumberger Technology: 6 patents #1,057 of 7,293Top 15%
Overall (All Time): #821,054 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10907431 Fishing tool receiver with locking collar Barry Albert Lumankun 2021-02-02
10781647 Downhole roller 2020-09-22
10662712 Modular electro-mechanical assembly for downhole device Pierre-Olivier Gourmelon 2020-05-26
10125545 Placement of stabilizers, standoffs, and rollers on a downhole tool string Kai Hsu, Fei Song, Weiming Lan, Nathan Landsiedel, Arvind Battula +2 more 2018-11-13
8910720 Downhole tool with roller screw assembly Franz Aguirre, Wade DuPree, Mark S. Holly 2014-12-16
8602115 Grip enhanced tractoring Franz Aguirre, Wade DuPree, Mark S. Holly 2013-12-10