KJ

Kai Johansen

EA Elkem As: 1 patents #1 of 11Top 10%
📍 Sandefjord, NO: #2 of 4 inventorsTop 50%
Overall (2011): #251,256 of 364,097Top 70%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7901561 Method for electrolytic production and refining of metals Donald R. Sadoway, Bjorn Myhre, Marianne Aanvik ENGVOLL, Krister Engvoll 2011-03-08