Assignee
INT ENVIRONMENTAL SYSTEM INC
US·16 granted patents·1,267 citations·filing 1990–1993
Top patents by PatentIndex Score
16 records- 0198US5236595AMethod and apparatus for filtration with plural ultraviolet treatment stagesINT ENVIRONMENTAL SYSTEM INC·Filed 1992·Granted Aug 17, 1993·195 cites·19 claims
- 0297US5122165ARemoval of volatile compounds and surfactants from liquidINT ENVIRONMENTAL SYSTEM INC·Filed 1991·Granted Jun 16, 1992·194 cites·25 claims
- 0392US5167806AGas dissolving and releasing liquid treatment systemINT ENVIRONMENTAL SYSTEM INC·Filed 1991·Granted Dec 1, 1992·98 cites·12 claims
- 0491US5256299AMethod and apparatus for liquid treatmentINT ENVIRONMENTAL SYSTEM INC·Filed 1990·Granted Oct 26, 1993·87 cites·3 claims
- 0591US5190659AContamination removal system employing filtration and plural ultraviolet and chemical treatment steps and treatment mode controllerINT ENVIRONMENTAL SYSTEM INC·Filed 1990·Granted Mar 2, 1993·100 cites·20 claims
- 0690US5275732ACombined coarse and fine bubble separation systemINT ENVIRONMENTAL SYSTEM INC·Filed 1992·Granted Jan 4, 1994·99 cites·8 claims
- 0790US5240600AWater and wastewater treatment systemINT ENVIRONMENTAL SYSTEM INC·Filed 1992·Granted Aug 31, 1993·102 cites·23 claims
- 0886US5354458ASequencing batch liquid treatmentINT ENVIRONMENTAL SYSTEM INC·Filed 1992·Granted Oct 11, 1994·52 cites·2 claims
- 0986US5049320AGas dissolving system and methodINT ENVIRONMENTAL SYSTEM INC·Filed 1990·Granted Sep 17, 1991·65 cites·8 claims
- 1084US5451320ABiological process for groundwater and wastewater treatmentINT ENVIRONMENTAL SYSTEM INC·Filed 1990·Granted Sep 19, 1995·60 cites·14 claims
- 1177US5122166ARemoval of volatile compounds and surfactants from liquidINT ENVIRONMENTAL SYSTEM INC·Filed 1990·Granted Jun 16, 1992·53 cites·8 claims
- 1276US5232584AMethod and apparatus for purifying and compacting solid wastesINT ENVIRONMENTAL SYSTEM INC·Filed 1992·Granted Aug 3, 1993·38 cites·12 claims
- 1374US5552051ASite remediation technologyINT ENVIRONMENTAL SYSTEM INC·Filed 1991·Granted Sep 3, 1996·39 cites·18 claims
- 1470US5171455AMethod and apparatus for separation of toxic contaminants by nebulizationINT ENVIRONMENTAL SYSTEM INC·Filed 1992·Granted Dec 15, 1992·31 cites·20 claims
- 1566US5156747ASeparation of liquids with different boiling points with nebulizing chamberINT ENVIRONMENTAL SYSTEM INC·Filed 1991·Granted Oct 20, 1992·27 cites·19 claims
- 1664US5399267ALiquid treatment system with air emission controlINT ENVIRONMENTAL SYSTEM INC·Filed 1993·Granted Mar 21, 1995·27 cites·13 claims
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