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Fraud detection through tank monitor analysis

  • US 6,463,389 B1
  • Filed: 01/31/2000
  • Issued: 10/08/2002
  • Est. Priority Date: 01/31/2000
  • Status: Expired due to Term
First Claim
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1. A method of detecting fraud in a fuel dispenser, wherein the fraud comprises reporting an amount of fuel in excess of the amount of fuel actually dispensed in a fueling transaction, said method comprising:

  • a) reporting an amount of fuel alleged to be dispensed on the fuel dispenser to create a displayed amount;

    b) comparing the reported amount to a reference related to an output from a storage tank sensor; and

    c) determining if the reported amount is within a confidence interval of said reference to estimate a likelihood that the reported amount exceeds the amount of fuel actually dispensed.

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