ALEXANDRIA, Va., March 17 -- United States Patent no. 12,579,725, issued on March 17, was assigned to Helm.ai Inc. (Redwood City, Calif.).

"Camera-invariant 3D property formulation" was invented by Tudor Stefan Achim (Menlo Park, Calif.), Onur Ozyesil (Princeton, N.J.), Vladislav Voroninski (Redwood City, Calif.), Christopher Blake Melgaard (Seattle) and Ryan Halabi (Colorado Springs, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Determining an absolute depth estimate of a vehicle object in a 2D image captured by a camera includes receiving the 2D image captured by the camera. It further includes determining, at least in part by using a segmentation model, a plurality of pixels corresponding to the ve...