Patent · US Expired

Optical scanning apparatus

US6491224B2 · kind B2 · utility

19Cited by
12References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1999
Grant dateDec 10, 2002
Priority date
Expiry dateOct 15, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06K7/10574
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An optical scanning apparatus, such as a bar code scanner, for reading 360 degrees of, e.g., tray commodities. A first scanning pattern is emitted almost in the horizontal direction to an installation surface of the apparatus, and a second scanning is pattern emitted from an upper portion to a lower portion of the apparatus, toward the installation surface, via a window provided vertical to the installation surface.

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