ALEXANDRIA, Va., June 6 -- United States Patent no. 12,281,809, issued on April 22, was assigned to TYCO FIRE & SECURITY GMBH (Neuhausen am Rheinfall, Switzerland).

"Building equipment selection using soft constraints" was invented by Ryan A. Baumgartner (Milwaukee) and Ryan Craig Beaty (Milwaukee).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of selecting building equipment for serving a building including determining one or more hard constraints and one or more soft constraints for the building equipment, determining a plurality of possible combinations of building equipment to serve the building, determining a first set of possible combinations that meet all of the hard constraints and all of the...