JL

John V. Van Landingham

The Dow Chemical: 2 patents #1,449 of 4,115Top 40%
📍 Sapulpa, OK: #22 of 88 inventorsTop 25%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,371,366 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4282928 Method for controlling permeability of subterranean formations Charles J. McDonald, Steven P. Givens 1981-08-11
4182417 Method for controlling permeability of subterranean formations Charles J. McDonald, Steven P. Givens 1980-01-08