Patent ID: 7518517

Claim:
A goods genuineness/counterfeit discrimination method using a plurality of IC tags, each IC tag having functions of storing genuineness/counterfeit discrimination information and transmitting said genuineness/counterfeit discrimination information and a genuineness/counterfeit discrimination equipment for receiving said genuineness/counterfeit discrimination information from said IC tags to use it for genuineness/counterfeit discrimination, said method comprising: reading, by means of said genuineness/counterfeit discrimination equipment, information stored in one or more IC tags mounted on goods on which a first predetermined number of IC tags are mounted; and discriminating genuineness/counterfeit of said goods by determining, by means of said genuineness/counterfeit discrimination equipment, whether or not partial information is identical to each other among genuineness/counterfeit discrimination information read from IC tags equal to or more than a second predetermined number of IC tags mounted on said goods, said second predetermined number being smaller than said first predetermined number.