EB

Earl Eugene Berkheimer

Shell Oil Compny: 1 patents #2,223 of 4,423Top 55%
📍 Arcadia, OK: #2 of 5 inventorsTop 40%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #3,380,200 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7188672 Well string assembly Douwe Johannes Runia 2007-03-13