Patent · US Expired

Systems for processing information and identifying individual

US5612720A · kind A · utility

129Cited by
12References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateMar 18, 1997
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06V30/373
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A system for processing information with an electronic pen includes a coordinates indicating device and a coordinates sensing device. Both of the devices serves to output the information stored in itself to each other and store the information outputted from the other. The power supply for driving the information processing system itself is fed by a battery built in the coordinates indicating device.

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