ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,361, issued on Oct. 28, was assigned to SIEMENS SCHWEIZ AG (Zurich).
"Central fire alarm system" was invented by Axel Kunze (Zurich, Switzerland) and Konstantin Klein (Lucerne, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments of the teachings herein include a method for commissioning hazard detectors in a detector line. The method may include: operating a control center for the detectors for the installation and/or commissioning of the detectors in an installation mode; and in the case of an identified installation error, the control center sends a corresponding error message to the mobile communication terminal for dis...