DG

Don Channing Gramlich

WH Weatherford Technology Holdings: 1 patents #43 of 167Top 30%
📍 Richmond, TX: #29 of 96 inventorsTop 35%
🗺 Texas: #5,225 of 15,389 inventorsTop 35%
Overall (2017): #437,867 of 506,227Top 90%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9784057 Mechanical bi-directional isolation valve Sam S. Lloyd, Michael R. Reaves 2017-10-10