Display members
US7130108B2 · kind B2 · utility
4Cited by
28References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2005 |
| Grant date | Oct 31, 2006 |
| Priority date | — |
| Expiry date | Mar 29, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/25
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display member for use at a temperature greater than at least about 40° C. The display member includes an arrangement of a plurality of optically anisotropic rotatable elements comprising a purified polymer. The plurality of rotatable elements have a surface in contact with an enabling fluid, the rotatable elements being electrically dipolar in the presence of the enabling fluid and being subject to rotation upon application of an electric field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.