Patent · US Expired

Liquid crystal display

US5646703A · kind A · utility

40Cited by
15References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 22, 1994
Grant dateJul 8, 1997
Priority date
Expiry dateSep 22, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133632
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is a liquid crystal display provided with an optical compensatory sheet consisting essentially of a transparent support and a layer prepared from a discotic liquid crystal of a low molecular weight, or an optical compensatory sheet which has the minimum of absolute values of retardation values in a direction inclined from the normal of the sheet and has no optic axis.

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