ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,727,948, issued on Sept. 8, was assigned to DEPUY IRELAND UNLtd. COMPANY (Co Cork, Ireland).

"Advanced tracking array" was invented by William J. Long (New York) and Daniel Girardeau-Montaut (Grenoble, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A tracking array tracking system, including: at least one processor; and at least one memory storing instructions, that when executed by the at least one processor, cause the tracking array system at least to: determine that one marker of a plurality of markers on a tracking array is obstructed to a camera system; identify marker lines on the tracking array; determine a location of the marker lines of ...