| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a prompt and appropriate service by recording management information from manufacturing to sale in a recording medium. <P>SOLUTION: The management information including the manufacturing origin of a product, authentication information for identifying the product and dealer information, etc. is recorded in and attached to an electronic certificate 12, when a user who purchases the product 11 transmits the management information recorded in the electronic certificate 12 to a management server 14 via a network 18 when the product 11 is broken down or when the user desires to obtain a new piece of information for the purchased product 11 after purchase, an appropriate response destination (service provider) according to the management information of the product 11 is selected by the management server 14, and the user receives the appropriate service from a service provider. <P>COPYRIGHT: (C)2004,JPO |
