David K. Ferry
5Patents
2h-index
6Co-inventors
44Inventor score
Filing activity: Jul 16, 1982 → Oct 14, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4503447A | Multi-dimensional quantum well device | Emerging Cross-Sectional Technologies | 62 | Expired |
| US4872038A | Lateral surface superlattice having negative differential conductivity novel process for producing same | Electricity | 12 | Expired |
| US4937174A | Process of obtaining improved contrast in electron beam lithography | Physics | 1 | Expired |
| US4877716A | Developer solutions for PMMA electron resist | Physics | 1 | Expired |
| US11749770B2 | True hot-carrier solar cell and hot-carrier transfer | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.