Patent · US Active

Machine-readable symbols

US9378404B2 · kind B2 · utility

3Cited by

12References

20Claims

0Family size

Assignee

HID Global Corp. · DE

Inventors

Robert K. Rowe · Corrales, US
Alex Litz · Albuquerque, US
Ryan Martin · Tijeras, US

Key dates

Filing date	Sep 20, 2011
Grant date	Jun 28, 2016
Priority date	—
Expiry date	May 19, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG06K19/06159
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A variety of forms of machine-readable symbols are disclosed, as well as methods and systems of constructing machine-readable symbols, methods and systems of acquiring machine-readable symbols, and methods and systems of decoding machine-readable symbols.

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