SS

Sigbjørn Sangesland

PA Petroleum Geo-Services As: 1 patents #6 of 17Top 40%
Overall (All Time): #2,202,862 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6571635 Method and arrangement for inspection of buoyant objects Øystein Baltzersen 2003-06-03
6454022 Riser tube for use in great sea depth and method for drilling at such depths Hans Dynge 2002-09-24