Patent · US Expired

Electrophoretic device, driving method of electrophoretic device, and electronic apparatus

US6788450B2 · kind B2 · utility

55Cited by
5References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 19, 2002
Grant dateSep 7, 2004
Priority date
Expiry dateJun 10, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/16757
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

There is provided an electrophoretic device which comprises an electrophoretic layer containing dispersion medium and electrophoretic particles dispersed in the dispersion medium, controls the position of the electrophoretic particles according to the electric potential applied to electrodes, and can maintain the electrophoretic particles at a desired position for a long time by using the dispersion medium formed of mixture consisting of a plurality of substances having small mutual solubility.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.