GP

Gary L. Poffenbarger

CO Conoco: 1 patents #310 of 638Top 50%
📍 Ponca City, OK: #283 of 444 inventorsTop 65%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #4,036,369 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4455219 Method of reducing coke yield Harry R. Janssen 1984-06-19