Patent · US Expired

Monitoring technology

US7304588B2 · kind B2 · utility

19Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 2004
Grant dateDec 4, 2007
Priority date
Expiry dateSep 11, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07F9/002
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

An apparatus for monitoring an article or system, particularly an LP or propane tank, includes a transmission unit, a base unit and a host unit. The transmission unit is disposed on or near the article or system and detects at least one parameter related to the article or system and send information related to the detected parameter. The base unit is disposed at a predetermined location remote from the article or system. The base unit receives information related to the detected parameter from the transmission unit. The host unit is disposed at a location remote from the base unit and the transmission unit. The host unit receives information related to the detected parameter from the base unit for management purposes. A method of monitoring an article or system such as a fuel tank is also disclosed.

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