Patent · US Expired

Photosensor

US4307372A · kind A · utility

8Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 31, 1979
Grant dateDec 22, 1981
Priority date
Expiry dateDec 31, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10F39/191

Abstract

In a thin-film photosensor comprising a transparent electrode deposited on one surface of a thin layer of photoconductor, and a counter electrode deposited on the other surface thereof, a photosensor for use in a photosensor array of a facsimile transmitter or the like characterized in that part of the transparent electrode other than a window for incidence of a light signal is covered with an opaque thin film.

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