Inventor · disambiguated record
John Stiksma
Also filed as: STIKSMA JOHN
6 granted patents·120 citations·filing 1995–2010
84Inventor score
Top patents by PatentIndex Score
6 records- 0195US7846404B2Process for separating and recovering base metals from used hydroprocessing catalystCHEVRON USA INC·Filed 2008·Granted Dec 7, 2010·31 cites·34 claims
- 0294US7837960B2Process for separating and recovering base metals from used hydroprocessing catalystCHEVRON USA INC·Filed 2008·Granted Nov 23, 2010·31 cites·30 claims
- 0383US6656247B1Selective precipitation of manganese from magnesium-containing solutionsDYNATEC CORP·Filed 2002·Granted Dec 2, 2003·30 cites·30 claims
- 0460US8221710B2Recovering metals from complex metal sulfidesSTIKSMA JOHN·Filed 2010·Granted Jul 17, 2012·1 cites·67 claims
- 0555US5993514AProcess for upgrading copper sulphide residues containing nickel and ironDYNATEC CORP·Filed 1997·Granted Nov 30, 1999·12 cites·13 claims
- 0651US5711929APurification of elemental sulphur698638 ALBERTA LTD·Filed 1995·Granted Jan 27, 1998·15 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →