Patent · US Expired

Multi-colored liquid crystal display device with characters not displaying shifts in positions even upon color changes

US4389095A · kind A · utility

15Cited by
10References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 10, 1980
Grant dateJun 21, 1983
Priority date
Expiry dateOct 10, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2203/34
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A liquid crystal device is disclosed wherein each part of a display section exhibiting a display pattern is divided into a plurality of segments by a spacer; liquid crystals of different absorption spectra are sealed in these segments; a transparent selective electrode is disposed in each segment; and the selective electrodes are selectively made to conduct, thereby enabling a display of different colors.

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