Patent · US Expired

Identification system

US6825771B2 · kind B2 · utility

35Cited by
4References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 2002
Grant dateNov 30, 2004
Priority date
Expiry dateAug 27, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY04S20/20
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A system for identifying the relative location of devices.

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