ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,954, issued on July 28, was assigned to Huvitz Co. Ltd. (Anyang-si, South Korea).

"Method for obtaining crown region shape using intraoral scanner having tomographic imaging function" was invented by Hyo Sang Jeong (Anyang-si, South Korea), Min Soo Cho (Anyang-si, South Korea) and Weon Joon Lee (Anyang-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of obtaining crown region shape includes obtaining a three-dimensional surface shape image of an oral structure including a tooth on which tooth deletion has been performed; setting a surface edge of a tooth deletion region as a location of a region of interest; scanning a surface...