Barbara Needham
3Patents
3h-index
3Co-inventors
39Inventor score
Filing activity: Dec 27, 1976 → May 27, 1983
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4139273A | Method for preparing and operating a smectic liquid crystal display cell having indefinite storage properties | Physics | 46 | Expired |
| US4457796A | Permanently connecting a set of conductive tracks on a substrate with a co-operating set on a printed circuit | Electricity | 13 | Expired |
| US4589734A | Polychromatic liquid crystal display with reflective electrode pads | Physics | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.