ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,687, issued on July 21, was assigned to Canon K.K. (Tokyo).

"Device management server, control method for device management server, and storage medium" was invented by Toshiyuki Nakazawa (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device management server configured to perform communications with a device that is a management target via an agent tests communications with a web service server that has been incorporated into the device management server and that corresponds to a service that is provided by the device management server, confirms a response thereto, and stores first confirmation results; receives and stores second confirmati...