DH

David M. Haugen

HA Halliburton: 1 patents #23 of 115Top 20%
📍 Pacific Grove, CA: #3 of 8 inventorsTop 40%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #123,010 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4800958 Annulus pressure operated vent assembly David S. Wesson, Robert R. Luke, Kevin R. George 1989-01-31