Ralph Campbell
5Patents
4h-index
7Co-inventors
50Inventor score
Filing activity: Mar 29, 1990 → Oct 30, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7555549B1 | Clustered computing model and display | Electricity | 35 | Active |
| US5037665A | Method of creating a registered pattern on a metal coil and associated apparatus | Performing Operations; Transporting | 23 | Expired |
| US7055147B2 | Supporting interactions between different versions of software for accessing remote objects | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5081923A | Method of creating a registered pattern on a metal coil and associated apparatus | Performing Operations; Transporting | 4 | Expired |
| US9465406B1 | Timers and methods thereof for computing devices | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.