Inventor · disambiguated record
Kenneth Friestad
Also filed as: FRIESTAD KENNETH
5 granted patents·2 pending applications·34 citations·filing 2000–2009
76Inventor 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
- 0364US6861040B1Refining of metallurgical grade siliconELKEM MATERIALS·Filed 2000·Granted Mar 1, 2005·13 cites·2 claims
- 0448US7232544B2Apparatus for continuous slag treatment of siliconELKEM AS·Filed 2002·Granted Jun 19, 2007·3 cites·10 claims
- 0541US2010034723A1Method and apparatus for refining a molten materialELKEM SOLAR AS·Filed 2009·Application pending·0 cites
- 0636US2008029019A1Method For Producing Directionally Solidified Silicon IngotsELKEM SOLAR AS·Filed 2005·Application pending·0 cites
- 0735US8580036B2Method and apparatus for refining a molten materialFRIESTAD KENNETH·Filed 2006·Granted Nov 12, 2013·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →