PE

Per Espen Edvardson

SA Siem Wis As: 1 patents #3 of 4Top 75%
📍 Bergen, NO: #165 of 375 inventorsTop 45%
Overall (All Time): #3,193,684 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8100189 System and method for dynamic sealing of a drill string Tom Kjetil Askeland 2012-01-24