RK

Roy Kristiansen

AA Aker Kvaerner Subsea As: 1 patents #4 of 17Top 25%
📍 Sandefjord, NO: #20 of 129 inventorsTop 20%
Overall (All Time): #1,567,243 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7676854 Helmet, helmet liner and method for manufacturing the same Jan Berger, Johan Horsrud, Ulf Tolfsen 2010-03-16
7059091 Tension member Bjørn Paulshus, Zouhair Sahnoun 2006-06-13
D503909 Walker Ulf Tolfsen, Terje Johansen, Roar Abrahamsen 2005-04-12