Patent · US Expired

Passive electro-optic display cell and method for its manufacturing

US4140372A · kind A · utility

3Cited by
3References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 21, 1977
Grant dateFeb 20, 1979
Priority date
Expiry dateJun 21, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S359/90
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electro-optic passive display cell with a transparent plate having an inner face and a transparent electrically insulating coating applied to said inner face. Electrically conductive electrodes and leads are formed in the coating by ion implantation. The coating is electrically insulating within the cell except in the locations in which said electrodes and leads are formed.

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