WD

Walter S. Dillard

WH Weatherford Technology Holdings: 4 patents #8 of 245Top 4%
📍 Houston, TX: #148 of 2,508 inventorsTop 6%
🗺 Texas: #1,088 of 15,368 inventorsTop 8%
Overall (2018): #33,695 of 503,207Top 7%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10107052 Control of hydraulic power flowrate for managed pressure drilling Paul R. Northam 2018-10-23
10094185 Coriolis flow meter having flow tube with equalized pressure differential Paul R. Northam, Gerald G. George, Lev Ring 2018-10-09
10094186 Controlled pressure drilling system with flow measurement and well control Paul R. Northam, Gerald G. George, David J. Vieraitis 2018-10-09
10012044 Annular isolation device for managed pressure drilling John V. Leba, Mario Munoz Reyna, Gordon Thomson, Chau Nguyen, Jerlib J. Leal 2018-07-03