Robert E. Francis
10Patents
7h-index
15Co-inventors
63Inventor score
Filing activity: Sep 27, 1982 → Dec 28, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6362893B1 | Security printing and unlocking mechanism for high security printers | Physics | 55 | Expired |
| US6261012A | Printer having an intermediate transfer film | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5927208A | CD printer centering adjustment | Performing Operations; Transporting | 37 | Expired |
| US6650430B2 | Security printing and unlocking mechanism for high security printers | Physics | 16 | Expired |
| US6384854B1 | Printer using thermal print head | Performing Operations; Transporting | 9 | Expired |
| US6532032B2 | Printer using thermal printhead | Performing Operations; Transporting | 9 | Expired |
| US4504827A | Synthetic persistence for raster scan displays | Physics | 8 | Expired |
| US8721205B2 | Credential manufacturing device having an auxiliary card input | Performing Operations; Transporting | 7 | Active |
| US6433807B1 | Thermal printhead compensation | Performing Operations; Transporting | 3 | Expired |
| US10596974B2 | Hydraulic pallet jack box actuation system for a refuse truck an | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.