Color display device
US9759980B2 · kind B2 · utility
61Cited by
45References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 6, 2016 |
| Grant date | Sep 12, 2017 |
| Priority date | — |
| Expiry date | Jan 6, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2203/34
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention provides a realistic solution for a highlight or multicolor display device which can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises four types of particles, having different levels of size, threshold voltage or charge intensity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.