Patent · US Expired

Liquid crystal device with a protective layer of a particular coefficient of expansion

US4744637A · kind A · utility

31Cited by
7References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 3, 1985
Grant dateMay 17, 1988
Priority date
Expiry dateOct 3, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133345
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A liquid crystal device comprising a pair of substrates and a liquid crystal disposed therebetween. At least one of the substrates has a color filter layer, a protective layer and a transparent electrode formed in the order named thereon. The protective layer has a coefficient of linear expansion 0.01 to 6 times that of the transparent electrode.

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