ALEXANDRIA, Va., July 15 -- United States Patent no. 12,664,671, issued on June 23, was assigned to Nvidia Corp. (Santa Clara, Calif.).

"Identifying duplicate objects using canonical forms in content creation systems and applications" was invented by Michael Hemmer (Saarbruecken, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Approaches presented herein provide systems and methods for determining duplicate objects within an interaction environment. Connectivity information for an object may be used to map a set of three linearly independent vectors corresponding to a transform applied to the object. These three linearly independent vectors may be used to form canonical forms of first and second objec...