Patent · US Expired

Apparatus for matching a fingerprint using a tacky finger platen

US5222153A · kind A · utility

47Cited by
17References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 18, 1991
Grant dateJun 22, 1993
Priority date
Expiry dateDec 18, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V40/13
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In a fingerprint matching system, a finger platen formed of an optical element having a tacky reading surface for providing an accurate and consistent image of a fingerprint pattern.

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