Bart T. Ellson
14Patents
10h-index
22Co-inventors
72Inventor score
Filing activity: Dec 11, 1985 → Feb 4, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4870548A | Convertible light fixture | Mechanical Engineering; Lighting; Heating | 69 | Expired |
| US4774648A | Low voltage light fixture | Mechanical Engineering; Lighting; Heating | 64 | Expired |
| US5784868A | Control system for outdoor power equipment | Human Necessities | 46 | Expired |
| US5055987A | Adjustable light fixture | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US5638667A | Mulching mower | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7364096B1 | Sprayer with pivotal wing booms having forward and reverse breakaway and folded X-shaped transport position | Performing Operations; Transporting | 21 | Expired |
| USD290835S | Multi-outlet center | General | 14 | Expired |
| USD304324S | Multi-outlet center | General | 14 | Expired |
| US6973728B2 | Filament trimmer with dual triggers | Human Necessities | 13 | Expired |
| US6742263B2 | Filament trimmer with adjustable cutoff blade | Human Necessities | 13 | Expired |
| USD445066S | Vehicle | General | 10 | Expired |
| US8573510B2 | Drift shroud system for spray booms of turf sprayer | Performing Operations; Transporting | 5 | Active |
| US9370175B2 | Sprayer with easily locatable operational controls, hill assist, pivotal hose reel, and agitation boost | Performing Operations; Transporting | 4 | Active |
| US7266893B1 | Filament trimmer with dual triggers | Human Necessities | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.