Ernest W. Downs
8Patents
7h-index
4Co-inventors
56Inventor score
Filing activity: Jan 27, 1975 → Apr 30, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6464211B1 | Diffuser assembly | Emerging Cross-Sectional Technologies | 45 | Expired |
| US4979679A | U.V. resistant zinc coated PVC or related plastic pipe | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5330688A | Flexible diffuser assembly for aeration applications | Performing Operations; Transporting | 39 | Expired |
| US3997634A | Diffuser assembly | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5800705A | Heat exchanger for aeration tank | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6244574A | Dual diffuser assembly | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4474714A | Diffuser apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6808165B1 | Apparatus for mixing and introducing gas into a large body of liquid | Performing Operations; Transporting | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.