David T. Murphy
11Patents
6h-index
4Co-inventors
59Inventor score
Filing activity: Jan 2, 1975 → Jun 3, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5061000A | Rack for pickup truck | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5005892A | Rack for body of pickup truck | Emerging Cross-Sectional Technologies | 28 | Expired |
| USD318447S | Pickup truck rack | General | 21 | Expired |
| US3955846A | Reversible seat apparatus | Performing Operations; Transporting | 10 | Expired |
| USD873355S1 | Interlocking plush toy | General | 8 | Active |
| US5143507A | Wheel handling apparatus | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5180274A | Wheel handling apparatus | Performing Operations; Transporting | 5 | Expired |
| US6505501B1 | Apparatus and method for use in testing gas pressure reduction equipment | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5044607A | Tire spreader | Performing Operations; Transporting | 3 | Expired |
| USD320617S | Tire spreader | General | 2 | Expired |
| USD867488S1 | Interlocking plush toy | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.