ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,942, issued on Oct. 7, was assigned to INVENTIO AG (Hergiswil, Switzerland).

"Security device for building-related passenger conveyor system" was invented by David Michel (Rotkreuz, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A safety device for a building-related passenger transport system includes a microcontroller having a memory, a processor and a communication interface. A safety module is stored in the memory and, when it is executed on the processor, receives safety-relevant signals from components of the passenger conveyor system, evaluates the signals with regard to a safety problem and transmits a warning signal to a controll...