×

Inventory control system

  • US 20020158751A1
  • Filed: 04/08/2002
  • Published: 10/31/2002
  • Est. Priority Date: 06/11/1999
  • Status: Active Grant
First Claim
Patent Images

1. An inventory control apparatus comprising:

  • a computer including;

    a list implemented therein comprising;

    a unique item identifier for each item in an inventory;

    a unique item code; and

    an item status;

    an anti-collision, field activated apparatus affixed to each item in the inventory; and

    an interrogator/reader in communication with the computer which generates a field capable of causing each field activated apparatus to transmit a signal containing its unique code; and

    where the status of each item activated by the interrogator/reader is set to a first state indicating that the item is present, while the status of all other items is set to a second state indicating that the item is absent.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×