Patent · US Expired

Optical memory device having an improved light reflection or optical memory layer

US5338646A · kind A · utility

11Cited by
9References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1993
Grant dateAug 16, 1994
Priority date
Expiry dateFeb 8, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/146
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical memory device comprising at least one transparent substrate and a light reflection layer or an optical memory layer laminated on one surface of the substrate, in which the light reflection layer or the optical memory layer is constituted with a UV-ray or electron-ray cured resin dispersingly containing a light reflective metal powder or an optical recording material.

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