John Porter
9Patents
4h-index
15Co-inventors
54Inventor score
Filing activity: Apr 20, 1992 → Sep 4, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6375696B2 | Vacuum cleaner with latching arrangement | Emerging Cross-Sectional Technologies | 46 | Expired |
| US6260233A | Removable hose and tool caddy for a vacuum cleaner | Human Necessities | 18 | Expired |
| USD536495S1 | Suction nozzle | General | 15 | Expired |
| USD537220S1 | Suction nozzle | General | 13 | Expired |
| US5197832A | Porter housing tap | Emerging Cross-Sectional Technologies | 3 | Expired |
| USD536493S1 | Lens portion of a suction nozzle | General | 1 | Expired |
| USD536494S1 | Lighting for a suction nozzle | General | 1 | Expired |
| USD538985S1 | Indicia for a floor care appliance | General | 1 | Expired |
| US9967398B2 | Processing call center data | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.