ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,766,369, issued on Oct. 20, was assigned to SUMITOMO RUBBER INDUSTRIES LTD (Kobe, Japan).
"Golf club head" was invented by Yuki Motokawa (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A head includes a face portion including a striking face. The striking face includes a sweet spot and a face center. The face portion is divided into an upper part and a lower part by a horizontal plane passing through the sweet spot. The lower part includes a thick wall portion having a wall thickness greater than a maximum wall thickness of the upper part. At least a part of the thick wall portion is a thickest wall portion. A width of 30% of an up-down dire...