US Patent 7747477 Pharmacy supply tracking and storage system

A pharmacy supply container tracking system that automatically detects and tracks a pharmacy supply container within a pharmacy is disclosed. In a preferred embodiment the system also detects and tracks prescription orders of customers, and automatically verifies that the correct pharmacy supply is used to fill a particular prescription order. One disclosed system includes using tags, such as Radio-Frequency Identification (“RFID”) tags, and their related readers to locate objects through electromagnetic interrogation of a spatial region to determine the presence of an object within that special region.