ALEXANDRIA, Va., July 3 -- United States Patent no. 12,344,508, issued on July 1, was assigned to KONE Corp. (Helsinki).
"System and a method for detecting an out-of-operation state of an elevator system based on control bus traffic" was invented by Jouko Kinnari (Helsinki), Olli Mali (Helsinki) and Matti Laakso (Helsinki).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a system for detecting an out-of-operation state of an elevator system. The system comprising: a signalization sensor unit, at least one actuation sensor device, and a monitoring unit. The signalization sensor unit is configured to obtain signalization traffic data of at least one control system bus of the elevator syst...