Patent 7891017 was granted and assigned to Mizuno Corporation on February, 2011 by the United States Patent and Trademark Office.
A ball catching tool for baseball or softball includes a thumb-stall receiving the thumb, an index-finger-stall receiving the index finger, a middle-finger-stall receiving the middle finger, a ring-finger-stall receiving the ring finger and a little-finger-stall receiving the little finger; wherein a ball catching assisting portion of at least 6.15 mm and at most 26.6 mm in height is provided on a ball catching side surface of the thumb-stall or its root portion.