ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,668, issued on April 15, was assigned to INTUITIVE RESEARCH AND TECHNOLOGY Corp. (Huntsville, Ala.).

"Determining volume of a selectable region using extended reality" was invented by James S. Roznick (Huntsville, Ala.) and Kyle Jordan Russell (Huntsville, Ala.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for determining volume of a selectable region is configurable to (i) obtain user input directed to a 3D representation of a set of 2D images and (ii) based on the user input, selectively modify one or more mask pixels of one or more respective selection masks. Each 2D image of the set of 2D images is associated with a respective selection...