Roger B. Spreen
3Patents
2h-index
4Co-inventors
37Inventor score
Filing activity: Apr 3, 2007 → Aug 4, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8032427B1 | System for providing localized shopping information | Physics | 24 | Active |
| US9730023B2 | Communication based on geographical region | Electricity | 2 | Active |
| US9888359B2 | Communication based on geographical region | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.