ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,766,379, issued on Oct. 20, was assigned to SUMITOMO RUBBER INDUSTRIES LTD. (Kobe, Japan).
"Golf club head" was invented by Jake Grenier (Huntington Beach, Calif.), Phillip Seagram (Somerville, Mass.), Joseph Chen (Costa Mesa, Calif.) and Dustin Brekke (Fountain Valley, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A golf club head includes a loft no less than 40 degrees; a striking face; a virtual center plane that is vertical and perpendicular to a virtual striking face plane and includes a face center; a rear face; and a recess. The recess extends in a heel-to-toe direction along an upper sole surface and has a depth that varies in the heel-t...