ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,372, issued on Sept. 9, was assigned to GOLFZON Co. Ltd. (Seoul, South Korea).

"Virtual golf simulation device and virtual golf simulation method" was invented by Kyung-yong Lee (Seoul, South Korea), Bong-ho Song (Seoul, South Korea) and Jin-hyung Choi (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "There are proposed a virtual golf simulation device and a virtual golf simulation method. According to an embodiment, there is proposed a virtual golf simulation device, including: a memory configured to store a hardness value indicative of the degree of hardness of a terrain in a virtual golf course; and an image processor configured...