ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,321, issued on May 20, was assigned to Forschungszentrum Julich GmbH (Germany).

"Method and system for determining the position of at least one object" was invented by Christian Grewing (Julich, Germany), Christian Roth (Dusseldorf, Germany), -Ing. Markus Robens (Aachen, Germany) and Alessandra Lai (Aachen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method and a system for position determination of at least one object, in particular inside a building. In a method for position determination of at least one object, at least four transmitters transmit circularly polarized signals and a receiver to be localized rec...