Electromagnetophoretic display system and method
US6894677B2 · kind B2 · utility
10Cited by
266References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 19, 2004 |
| Grant date | May 17, 2005 |
| Priority date | — |
| Expiry date | Apr 19, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/094
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention comprises an electromagnetophoretic ink material for use as electronic and magnetic display elements. In particular, the present invention relates to the preparation and use of microencapsulated aspect elements having both an electrostatic layer and a magnetic layer, and that can be addressed to produce a display aspect by the application of external electric fields and external magnetic fields.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.