ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,198, issued on Feb. 24, was assigned to OSSTEM IMPLANT Co. LTD. (Seoul, South Korea).

"Method and apparatus for determining amount of bone graft, computer-readable recording media, and computer program" was invented by Jongmoon Kim (Gunpo-si, South Korea), Sanghyeong Cho (Seoul, South Korea) and Kyoo Ok Choi (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments may provide a method for measuring a site of bone graft and an amount of bone graft around a virtual fixture. To this end, according to embodiments, a type of bone defect may be determined based on bone density information of an alveolar bone around a virtual fixture,...