51
Richard H Cavallaro, James R Gloudemans, Stanley K Honey, Terence J O&apos Brien, Alan C Phillips, William F Squadron, Marvin S White: System for determining the end of a path for a moving object. Sportvision, Vierra Magen Marcus Harmon & DeNiro, October 16, 2001: US06304665 (61 worldwide citation)

A system is disclosed that can determine the distance a baseball would have traveled after being hit if its path was not interrupted. Thus, when a player hits a home run and the ball collides with an obstruction such as the seating area of a stadium or a wall, the present invention can determine how ...


52
Charles S Baum: Sports analysis and testing system. Gifford Krass Groh Sprinkle Patmore Anderson & Citkowski, February 9, 1999: US05868578 (61 worldwide citation)

A sports analysis and testing system includes a plurality of high-speed digital video cameras, each aimed at a player from a different perspective to record their movements and those of a ball in play. In a baseball application, a programmed computer interfaced to the video cameras and various optio ...


53
Tommy L Smith, Edward G Dierickx, Walter B Schade Jr, Leslie A Pete: Baseball. Athletic Training Equipment Company, Klarquist Sparkman Campbell Leigh Whinston & Dellett, March 17, 1981: US04256304 (60 worldwide citation)

A baseball suitable for continuous use in a pitching machine comprises a molded, resilient polyurethane foam sphere having a type A-2 shore durometer hardness of less than about eighty to eighty-five. The sphere has a smooth polyurethane surface skin, with the surface of the sphere being provided wi ...


54
Gianni Kail: Method and apparatus for conducting games of chance. Supra Engineering, Abelman Frayne & Schwab, August 15, 2000: US06102797 (59 worldwide citation)

A weekly or other regularly scheduled game of chance is conducted in conjunction with a series of seasonal sporting events, such as baseball, football, hockey and basketball games, in which a number of specific games are identified on a printed or electronic game card, and the participant marks the ...


55
William J Bowerman: Athletic shoe for artificial turf with molded cleats on the sides thereof. BRS, Klarquist Sparkman Campbell Leigh Hall & Whinston, March 25, 1980: US04194310 (59 worldwide citation)

Athletic shoes with molded cleats of resilient material for use on artificial turf or other hard surfaces are disclosed including first cleats provided on the bottom of the shoe sole positioned beneath the foot of the wearer and second cleats provided on both sides of the shoe. The second cleats are ...


56
Richard A Pierce: Programmable baseball pitching apparatus. WNAN, Richard T Ribis Graham & Curtin Laughlin, November 7, 1995: US05464208 (58 worldwide citation)

The invention relates to a ball pitching machine having a ball feed means for feeding balls to a feeding point where they will be acted upon by rotating drive wheels, a plurality of at least two drive wheels having planes and axes of rotation, said axes of rotation being perpendicular to said planes ...


57
Hirokazu Fujii: Baseball bat. Stewart and Kolasch, June 15, 1976: US03963239 (57 worldwide citation)

A substantially hollow metallic ball bat being adaptable to a change in weight, center of gravity and impact resistance which comprises a generally cylindrical barrel portion and a generally cylindrical handle portion, said barrel portion being larger in diameter than said handle portion, and a hard ...


58
Timothy E Granich, Marilyn Granich: Shock absorbent protective glove. Baker Maxham Jester & Meador, September 24, 1996: US05557803 (55 worldwide citation)

A shock absorbent protective GLOVE (24) to be used as an underglove in conjunction with a baseball/softball mitt, which extends above the wrist and up the lower forearm. The hand section (22) of the GLOVE (24) contains thin quasi-liquid, shock absorbent, flexible material with shape memory propertie ...


59
Horst K Wieder, Klaus A Wieder: Elastic pull-type exerciser. John M Diehl, November 22, 1977: US04059265 (55 worldwide citation)

Grip member for elastic cord used for exercising contains two parallel cylindrical bores with slightly greater diameter than the cable, to slidingly receive the cable and prevent sliding of the cable through the grip member and permit adjusting of the active length of the cable used in any specific ...


60
Alan K Uke: Bat for baseball or softball. Brown Martin Haller & McClain, April 19, 1994: US05303917 (54 worldwide citation)

A bat for baseball, softball or other sporting games comprises a first member extending from a first, butt end of the bat to form a handle region of a first diameter, and a second member extending from the opposite, barrel end of the bat to form a barrel region of a second, larger diameter. The two ...



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