Robert C. Halstead
15Patents
9h-index
13Co-inventors
65Inventor score
Filing activity: Sep 19, 2001 → Dec 31, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6708901B2 | Multiple function dispenser | Performing Operations; Transporting | 31 | Expired |
| USD480124S1 | Dispensing head | General | 30 | Expired |
| USD466584S1 | Dispensing head | General | 28 | Expired |
| USD509560S1 | Dispensing head | General | 26 | Expired |
| USD537915S1 | Dispensing head | General | 17 | Expired |
| US7341206B2 | Multiple function dispenser | Performing Operations; Transporting | 14 | Expired |
| USD484946S1 | Dispensing head | General | 12 | Expired |
| USD471971S1 | Ventilation cover | General | 10 | Expired |
| US8016212B2 | Multiple function dispenser | Performing Operations; Transporting | 9 | Active |
| USD555227S1 | Dispensing head | General | 8 | Expired |
| US8398003B2 | Multiple function dispenser | Performing Operations; Transporting | 4 | Active |
| USD471624S1 | Ventilation rotor | General | 3 | Expired |
| US10328398B2 | Multiple function dispenser | Performing Operations; Transporting | 2 | Active |
| US10850241B2 | Multiple function dispenser | Performing Operations; Transporting | 1 | Active |
| US9616441B2 | Multiple function dispenser | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.