Richard E. Downey
7Patents
4h-index
14Co-inventors
54Inventor score
Filing activity: Nov 13, 2001 → Jun 10, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7070636B2 | Cyclonic vacuum cleaner with filter and filter sweeper | Emerging Cross-Sectional Technologies | 33 | Expired |
| USD498029S1 | Upright vacuum cleaner nozzle with pivoting agitator | General | 13 | Expired |
| US7356876B2 | Swivel assembly for connecting a wand to a nozzle assembly of a vacuum cleaner | Human Necessities | 13 | Active |
| US7290308B2 | Vacuum cleaner equipped with pivotally mounted agitator section | Human Necessities | 5 | Expired |
| US11885344B1 | Adjustable mount for securing fan accessory | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8938851B2 | Nozzle assembly with one piece body | Human Necessities | 0 | Active |
| USD1059570S1 | Fan | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.