A medication-dispensing unit is provided for tracking medical products having a Radio Frequency Identification (RFID) tag uniquely associated therewith. The dispensing unit includes compartments for receiving medical products therein, and readers for reading the RFID tags associated with the medical...http://www.google.de/patents/US7182256?utm_source=gb-gplus-sharePatent US7182256 - Systems and methods for tracking pharmaceuticals within a facility
