Patent ID: 7154620
Filing Date: 2006-12-26
Classification: G03G,H04N

Abstract:
1. An image forming device management system in which a customer system and a center system are connected by a network, the customer system including a data communication device connecting a plurality of image forming devices to the network, the center system including a center management device connected to the network, the data communication device comprising: first message means for transmitting, on a normal message date for each of the respective image forming devices, a usage data of a corresponding one of the image forming devices to the center management device via the network by using a call sent by the data communication device; and second message means for transmitting, on an early message date that is earlier than the normal message date for a corresponding one of the image forming devices, a usage data of the corresponding one of the image forming devices to the center management device via the network by using a call sent by the data communication device, and the center management device comprising: