Inventor · disambiguated record
Ragnar Tronstad
Also filed as: TRONSTAD RAGNAR
7 granted patents·22 citations·filing 1999–2009
78Inventor score
Top patents by PatentIndex Score
7 records- 0178US7381392B2Silicon feedstock for solar cellsELKEM AS·Filed 2004·Granted Jun 3, 2008·17 cites·5 claims
- 0266US7931883B2Silicon feedstock for solar cellsELKEM AS·Filed 2008·Granted Apr 26, 2011·1 cites·6 claims
- 0360US7854784B2Calcium-silicate based slag for treatment of molten siliconELKEM MATERIALS·Filed 2009·Granted Dec 21, 2010·0 cites·9 claims
- 0447US8147605B2Coating composition for a mouldTRONSTAD RAGNAR·Filed 2008·Granted Apr 3, 2012·0 cites·21 claims
- 0544US7918916B2Calcium-silicate based slag for treatment of molten steelELKEM MATERIALS·Filed 2003·Granted Apr 5, 2011·0 cites·14 claims
- 0632US8735203B2Solar cellsENEBAKK ERIC·Filed 2007·Granted May 27, 2014·0 cites·8 claims
- 0721US6178191B1Method for determination of the tip position of consumable electrodes used in electric smelting furnacesELKEM MATERIALS·Filed 1999·Granted Jan 23, 2001·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →