EJ

Eilif H. Johannesen

SA Statoil Petroleum As: 1 patents #90 of 242Top 40%
📍 Råholt, NO: #7 of 12 inventorsTop 60%
Overall (All Time): #3,175,476 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8534355 Gas valve and production tubing with a gas valve — 2013-09-17