DV

Douglas K. Vrooman

HA Halliburton: 1 patents #490 of 857Top 60%
📍 Covington, LA: #93 of 189 inventorsTop 50%
🗺 Louisiana: #5,044 of 10,876 inventorsTop 50%
Overall (All Time): #3,837,502 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5261492 Well casing apparatus and method Alan B. Duell, Anthony M. Badalamenti, Jonathan Michael Garrett, Chris P. Christensen 1993-11-16