Inventor · disambiguated record
Ernest W. Downs
Also filed as: DOWNS ERNEST W
8 granted patents·342 citations·filing 1975–2003
90Inventor score
Files withUNITED STATES FILTER CORP3DOWNS ERNEST W2ENDUREX CORP1ENVIROQUIP INTERNATIONAL INC1SMITH & LOVELESS INC1
Top patents by PatentIndex Score
8 records- 0188US3997634ADiffuser assemblyDOWNS ERNEST W·Filed 1975·Granted Dec 14, 1976·62 cites·11 claims
- 0286US4979679AU.V. resistant zinc coated PVC or related plastic pipeDOWNS ERNEST W·Filed 1989·Granted Dec 25, 1990·57 cites·19 claims
- 0382US6464211B1Diffuser assemblyUNITED STATES FILTER CORP·Filed 1999·Granted Oct 15, 2002·64 cites·26 claims
- 0482US5330688AFlexible diffuser assembly for aeration applicationsENVIROQUIP INTERNATIONAL INC·Filed 1993·Granted Jul 19, 1994·70 cites·10 claims
- 0566US5800705AHeat exchanger for aeration tankUNITED STATES FILTER CORP·Filed 1997·Granted Sep 1, 1998·33 cites·15 claims
- 0664US6808165B1Apparatus for mixing and introducing gas into a large body of liquidSMITH & LOVELESS INC·Filed 2003·Granted Oct 26, 2004·15 cites·20 claims
- 0756US4474714ADiffuser apparatusENDUREX CORP·Filed 1983·Granted Oct 2, 1984·20 cites·16 claims
- 0855US6244574B1Dual diffuser assemblyUNITED STATES FILTER CORP·Filed 1999·Granted Jun 12, 2001·21 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →