Robert E. Crumrine
4Patents
3h-index
12Co-inventors
51Inventor score
Filing activity: Jan 28, 1983 → Jan 31, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4540887A | High contrast ratio paper sensor | Performing Operations; Transporting | 43 | Expired |
| US4974035A | Automatic duplex copying with interleaved tabs | Physics | 28 | Expired |
| US4670647A | Dirt insensitive optical paper path sensor | Physics | 17 | Expired |
| US9442679B2 | Network discovery using unicast communications | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.