RT

Ragnar Tronstad

EA Elkem Asa: 3 patents #5 of 72Top 7%
EA Elkem As: 2 patents #14 of 96Top 15%
EA Elkem Solar As: 2 patents #1 of 14Top 8%
📍 Kristiansand, NO: #12 of 236 inventorsTop 6%
Overall (All Time): #741,319 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8735203 Solar cells Eric Enebakk, Kristian Peter, Bernd Raabe 2014-05-27
8147605 Coating composition for a mould Erik Enebakk 2012-04-03
7931883 Silicon feedstock for solar cells Erik Enebakk, Kenneth Friestad, Cyrus Zahedi, Christian Dethloff 2011-04-26
7918916 Calcium-silicate based slag for treatment of molten steel Erik Enebakk, Gabriella Maria Tranell 2011-04-05
7854784 Calcium-silicate based slag for treatment of molten silicon Erik Enebakk, Gabriella Maria Tranell 2010-12-21
7381392 Silicon feedstock for solar cells Erik Enebakk, Kenneth Friestad, Cyrus Zahedi, Christian Dethloff 2008-06-03
6178191 Method for determination of the tip position of consumable electrodes used in electric smelting furnaces Kjell Kalgraf, Gunnar Morkesdal 2001-01-23