ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,755,430, issued on Oct. 6, was assigned to Yokogawa Electric Corp. (Tokyo).

"Methods, apparatuses and computer programs for determining and using extrinsic calibration of one or more cameras" was invented by Willem Hendrik Voorhaar (Copenhagen, Denmark).

According to the abstract* released by the U.S. Patent & Trademark Office: "Examples of the present disclosure relate to a computer-implemented method, an apparatus, and a computer program for extrinsic calibration of one or more cameras with respect to a reference coordinate system, and to various methods, apparatuses, and computer programs for using information on a pose of a reference plane being determined as part of the extrinsic...