ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,969, issued on Dec. 9, was assigned to EXOCAD GMBH (Darmstadt, Germany).

"Autoregistration of three-dimensional digital structures" was invented by Bilian Smardanski (Mannheim, Germany) and Stefan Boettner (Muehltal, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a computer-implemented method for registering a first and a second three-dimensional digital structure. The first and second three-dimensional digital structures are received. First structural features of the first three-dimensional digital structure and second structural features of the second three-dimensional digital structure are determined. A first plurality of firs...