Patent 7377860 was granted and assigned to Acushnet (company) on May, 2008 by the United States Patent and Trademark Office.
An improved golf club head is disclosed which comprises the positioning of secondary weights at such low, rearward and outward locations that it causes an alteration in the traditional look of the club head wherein each secondary weight has a portion of the weight that bulges outwards of the natural contour of the club head.