Patent · US Expired

Photoconductive element having a barrier layer of aluminum hydroxyoxide

US4123267A · kind A · utility

6Cited by
3References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 27, 1977
Grant dateOct 31, 1978
Priority date
Expiry dateJun 27, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/144
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photoconductive element consisting essentially of an electrically conductive substrate, a barrier layer of aluminum hydroxyoxide crystallites on said substrate and a continuous photoconductive layer over said barrier layer.

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