Patent ID: 8914252
Filing Date: 2014-12-16
Classification: F01K,F16T,G06Q,G07C

Abstract:
1. A device management method comprising: periodically performing a complete test involving the entire number of managed devices installed in a plurality of installation sites to determine whether the devices are operating normally or have a malfunction; recording a test result in a management database for each cycle of the complete test, and repairing or replacing a device that has been found to be malfunctioning; and determining the suitability of a device model for each of the installation sites provided with the managed devices on the basis of history information for each installation site of interest relating to the devices, the history information being a single piece of history information for a single installation site which is an accumulation of pieces of history information before and after replacement of two or more devices that have been installed at the installation site of interest, the history information obtained from the test result of the complete test that spans a plurality of cycles, as recorded in the management database.