ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,219, issued on Oct. 28, was assigned to The RealReal Inc. (San Francisco).

"Optical weight estimation system" was invented by Christian David Page (Durham, N.C.), Boris Michael Spokoyny (Cambridge, Mass.), Xu Han (Dalian, China), Gabriel Seth Ganot (San Francisco), Chongyue Yi (Portland, Ore.) and John Paul Dombrowski (Campbell, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical weight estimation system comprises a controller, a display panel, a control panel, an imaging assembly, and user input interface. The system provides for rapid analysis of mounted structures that cannot be readily unmounted and weighed using a traditional scale...