Inventor · disambiguated record
Leena Lehtinen
Also filed as: LEHTINEN LEENA
3 granted patents·1 pending application·26 citations·filing 2002–2011
65Inventor score
Technology areasC22B
Top patents by PatentIndex Score
4 records- 0184US7294319B2Method for precipitating iron from a zinc sulphate solution as hematiteOUTOTEC OYJ·Filed 2002·Granted Nov 13, 2007·23 cites·8 claims
- 0270US9085020B2Method and apparatus for homogenizing and stabilizing an iron-bearing residueLEHTINEN LEENA·Filed 2011·Granted Jul 21, 2015·2 cites·20 claims
- 0347US7682581B2Method for the removal of copper from a zinc sulphate solutionOUTOTEC OYJ·Filed 2004·Granted Mar 23, 2010·1 cites·26 claims
- 0432US2006219640A1Method for handling waste material generated in a metallurgical processLEHTINEN LEENA·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →