ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,147, issued on Feb. 24, was assigned to Mitsubishi Electric Corp. (Tokyo).
"State-monitoring device and maintenance work assistance method" was invented by Koji Wakimoto (Tokyo), Takafumi Ueda (Tokyo), Osamu Arai (Tokyo), Kentaro Funato (Tokyo) and Tatsuya Shiraishi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A state-monitoring device includes: a state estimating unit to estimate a state of an instrument using operation information of a train on which the instrument is mounted; an instrument arrangement storing unit to store instrument arrangement information indicating arrangement of the instrument in the train; and a work plan output uni...