Inventor · disambiguated record
Johan Landfors
Also filed as: LANDFORS JOHAN
11 granted patents·149 citations·filing 1993–1996
91Inventor score
Top patents by PatentIndex Score
11 records- 0179US5624545AProduction of polysulphide by electrolysis of white liquor containing sulphideEKA NOBEL INC·Filed 1994·Granted Apr 29, 1997·25 cites·13 claims
- 0265US5487881AProcess of producing chlorine dioxideEKA NOBEL INC·Filed 1993·Granted Jan 30, 1996·17 cites·18 claims
- 0359US5961803ALeaching processEKA CHEMICALS AB·Filed 1996·Granted Oct 5, 1999·13 cites·14 claims
- 0459US5478446AElectrochemical processEKA NOBEL INC·Filed 1994·Granted Dec 26, 1995·15 cites·22 claims
- 0551US5792315APurifying aqueous effluent from a pulp mill using electro chemical membrane deviceEKA CHEMICALS AB·Filed 1996·Granted Aug 11, 1998·10 cites·12 claims
- 0651US5547542AProcess for purification and recycle of solutionsEKA NOBEL AB·Filed 1994·Granted Aug 20, 1996·17 cites·20 claims
- 0751US5523072AProcess of producing chlorine dioxideEKA NOBEL INC·Filed 1994·Granted Jun 4, 1996·11 cites·8 claims
- 0849US6576213B1Method of producing chlorine dioxideEKA CHEMICALS INC·Filed 1995·Granted Jun 10, 2003·16 cites·16 claims
- 0947US5653861AElectrochemical processEKA NOBEL AB·Filed 1996·Granted Aug 5, 1997·13 cites·10 claims
- 1046US5407547AProcess for production of acidified process streamsEKA NOBEL AB·Filed 1993·Granted Apr 18, 1995·8 cites·17 claims
- 1129US5437791AMethod for purifying process water from pulp manufactureEKA NOBEL AB·Filed 1994·Granted Aug 1, 1995·4 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →