Image display device and method
US7321459B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 6, 2003 |
| Grant date | Jan 22, 2008 |
| Priority date | — |
| Expiry date | Aug 10, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/1671
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In the image display device according to the first aspect of the invention, a liquid powder composed of a solid material stably floating as a dispersant in a gas and exhibiting a high fluidity in an aerosol state is sealed between opposed substrates, at least one substrate being transparent, and the liquid powder is moved. Moreover, in the image display device according to the second aspect of the invention, a porous spacer is arranged between opposed substrates, at least one substrate being transparent, a liquid powder composed of a solid material stably floating as a dispersant in gas and exhibiting a high fluidity in an aerosol state is sealed, and the liquid powder is moved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.