Inventor · disambiguated record
Izak J. Cronje
Also filed as: CRONJE IZAK J
8 granted patents·161 citations·filing 1988–1992
89Inventor score
Top patents by PatentIndex Score
8 records- 0186US4999202AComposition having bacteriocidal or bacteriostatic acitivityNAT ENERGY COUNCIL·Filed 1989·Granted Mar 12, 1991·38 cites·9 claims
- 0277US5204368ABacteriostatic and bacteriocidal method using fulvic acid derivativesNAT ENERGY COUNCIL·Filed 1991·Granted Apr 20, 1993·30 cites·9 claims
- 0377US4912256AProcess for the oxidation of fine coalNAT ENERGY COUNCIL·Filed 1988·Granted Mar 27, 1990·24 cites·13 claims
- 0468US5178661ASoil treatmentNAT ENERGY COUNCIL·Filed 1990·Granted Jan 12, 1993·25 cites·10 claims
- 0561US5004831ARecovery of humic acidsNAT ENERGY COUNCIL·Filed 1989·Granted Apr 2, 1991·12 cites·5 claims
- 0646US5248327ASoil conditioningNAT ENERGY COUNCIL·Filed 1992·Granted Sep 28, 1993·14 cites·6 claims
- 0744US5302524ACoal derived oxidation product for seedling growth stimulationENERKOM PTY LTD·Filed 1990·Granted Apr 12, 1994·8 cites·11 claims
- 0839US4985150AWater treatment using oxidized coalNAT ENERGY COUNCIL·Filed 1989·Granted Jan 15, 1991·10 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Izak J. Cronje files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →