Color display device
US8964282B2 · kind B2 · utility
112Cited by
82References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 1, 2013 |
| Grant date | Feb 24, 2015 |
| Priority date | — |
| Expiry date | Jun 4, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2310/068
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention provides a solution for a highlight or multicolor display device, in which each display cell can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises three types of pigment particles, having different levels of size, threshold voltage or charge intensity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.