Patent 7938742 was granted and assigned to Callaway Golf Company on May, 2011 by the United States Patent and Trademark Office.
A golf club head comprising a body having a crown, a sole and a hollow interior, a striking plate insert attached to the body, the striking plate insert being composed of a material having a density greater that that of the body, and a weighting member, wherein a center of gravity of the golf club head is located less than approximately 1.7 inches from an exterior surface of the striking plate insert.