DH

David T. Hand

EX ExxonMobil: 2 patents #3,932 of 10,161Top 40%
📍 Bakersfield, CA: #240 of 840 inventorsTop 30%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,278,520 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5542474 Foam mixture for carbon dioxide drive oil recovery method Nizar F. Djabbarah, Ralph V. Garling, Jennifer Macfadyen 1996-08-06
5513705 Foam mixture for steam and carbon dioxide drive oil recovery method Nizar F. Djabbarah, Ralph V. Garling, Jennifer Macfadyen 1996-05-07