Color display device
US10332435B2 · kind B2 · utility
11Cited by
99References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 2016 |
| Grant date | Jun 25, 2019 |
| Priority date | — |
| Expiry date | May 12, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2380/14
- 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.