ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,772, issued on Feb. 17.
"Golf ball address training method" was invented by Donald Frost (Andover, Kan.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A golf ball address training method including steps of providing a club set and a ground mat having a lateral line, selecting a highest loft club, orienting the lateral line up-range, and aligning an up-range foot with the lateral line, alternatively selecting a lowest loft club, orienting the lateral line down-range, and aligning a down-range foot with the lateral line, alternatively selecting a lowest high loft club, orienting the lateral line up-range, and placing the up-range foot a greatest dista...