Inventor

JAKOBSOHN ELIJAH

US2 patents

Patents

2 patents

US9988807B2Jun 5, 2018

Drilling rig with self-elevating drill floor

NAT OILWELL VARCO LP3 citations68

US10465377B2Nov 5, 2019

Drilling rig with self-elevating drill floor

NAT OILWELL VARCO LP0 citations47