Patent · US Expired

Signature capture/verification systems and methods

US5892824A · kind A · utility

296Cited by
32References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 12, 1996
Grant dateApr 6, 1999
Priority date
Expiry dateJan 12, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07C9/35
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A signature device for capture or capture and verification includes a variety of advantageous features including, for example, an ability to work in conjunction with an IC card; an improved angle correction technique; an improved technique for adapting to biometric signature changes; and many other new improvements.

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