DC

Don C. Cox

HA Halliburton: 2 patents #42 of 234Top 20%
📍 Southlake, TX: #2 of 7 inventorsTop 30%
🗺 Texas: #496 of 5,527 inventorsTop 9%
Overall (1994): #35,275 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5361834 Hydraulic release apparatus and method for retrieving a stuck downhole tool and moving a downhole tool longitudinally — 1994-11-08
5305988 Valves having involute sealing surfaces — 1994-04-26