TS

Terje Sondtvedt

NA Norsk Hydro Asa: 1 patents #182 of 584Top 35%
WL Weir Pumps Limited: 1 patents #2 of 11Top 20%
📍 Oslo, NO: #1,297 of 2,623 inventorsTop 50%
Overall (All Time): #3,470,066 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6691781 Downhole gas/water separation and re-injection Alexander Angus Grant, Per Almdahl, Per Eivind Gramme, Sven Arne Kjolberg, Bjarne Olsen 2004-02-17