Patent · US Expired

Transmissive or reflective liquid crystal display and novel process for its manufacture

US6795138B2 · kind B2 · utility

57Cited by
80References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 2001
Grant dateSep 21, 2004
Priority date
Expiry dateJun 10, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/13475
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

This invention relates to liquid crystal (LC) displays comprising cells of well-defined shape, size and aspect ratio which cells are filled with a liquid crystal composition preferably containing dichroic dye(s), and novel processes for their manufacture.

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