61
Aldean Burdett Bassette, Nicole Durr: Sports helmet. A V E, McHale & Slavin, February 3, 1998: US05713082 (51 worldwide citation)

An improved helmet constructed with a rigid shell having a soft outer covering which absorbs impacts and disperses energy thereby protecting the wearer of the helmet, as well as protecting the impacting object. When used for contact sports such as football, this covering is effective in preventing i ...


62
Johnny B Bilberry: Neck support. John M Harrison, February 26, 1985: US04501023 (51 worldwide citation)

A neck support for use in athletic contact sports such as football, which includes a resilient, yieldable collar having at least one front support extending downwardly from the collar beneath an athlete's chin, and attached to his shoulder harness or pads. The collar intercepts the chin, and the col ...


63
Stanley K Honey, Richard H Cavallaro, Jerry Neil Gepner, Edward Gerald Goren, David Blyth Hill: Method and apparatus for adding a graphic indication of a first down to a live video of a football game. Fox Sports Productions, Fliesler Dubb Meyer & Lovejoy, October 31, 2000: US06141060 (50 worldwide citation)

Pan, tilt and zoom sensors are coupled to a broadcast camera in order to determine the field of view of the broadcast camera and to make a rough estimate of a target's location in the broadcast camera's field of view. Pattern recognition techniques can be used to determine the exact location of the ...


64
Douglas G Guenther, Bradley Lee Gaff: Football. Wilson Sporting Goods Co, March 30, 1999: US05888157 (50 worldwide citation)

A football includes an elongated bladder and a plurality of longitudinally extending rubber strips which are secured to the bladder. Each of the rubber strips has a longitudinally extending groove. A plurality of cover panels surround the bladder and the rubber strips. Each of the cover panels has a ...


65
Flynn Stephen D: Breathing apparatus.. O Two Systems Int, May 2, 1985: EP0139363-A1 (50 worldwide citation)

A breathing valve (10) having a valve chamber (16) with a two-way opening (36) for exit of exhaled gases and through which atmospheric air may be drawin in, a valve member (40) in the chamber (16), a one-way flow opening (54) in the valve member (40) through which gas may flow from the chamber (16) ...


66
Susan Matsumoto: Talking football. Michael Ebert, February 22, 1994: US05288069 (50 worldwide citation)

A talking, soft football for young children, which when caught by a player then emits an audible voice message or crowd roar sounds appropriate to the game of football. The football is formed by an elliptical casing of flexible plastic enclosing a core of compressible material. Nested in a cavity in ...


67
John N Handy: Football having raised ribs. Mattel, Roy A Ekstrand, July 28, 1992: US05133550 (50 worldwide citation)

A football-shaped game ball is formed of a resilient foam material and defines an oblate spheroidal outer surface having generally pointed ends. A plurality of rib portions extend outwardly from the outer surface and define nonsymmetrical cross-sections. In the preferred embodiment shown, the rib po ...


68
Heino Arff: Cleat system for sports shoes, especially football shoes. ITW Ateco, John P O Brien, Thomas W Buckman, October 13, 1987: US04698923 (49 worldwide citation)

A cleat system for sports shoes, especially football shoes, comprising a downward opening socket in the outsole, provided with at least two circumferentially spaced first supporting surfaces at the inside thereof facing away from the socket opening, a cleat body, a fastening portion connected to the ...


69
Colin MacIntosh, Tony Rice, Shaun Holthouse, Igor Van de Griendt: Sports sensor. MNT Innovations, Connolly Bove Lodge & Hutz, October 11, 2011: US08036826 (49 worldwide citation)

A data logger for a monitoring sports which includes an accelerometer, a gyro sensor to sense angular displacement, a GPS unit to sense position and velocity, a magnetometer to sense direction of movement, a heart rate monitor, and a controller programmed to manipulate the data and provide a display ...


70
Bowerman William J: Athletic shoe for artificial turf. BRS, Klarquist Sparkman Campbell Leigh Hall & Whinston, February 26, 1974: US3793750 (49 worldwide citation)

An athletic shoe suitable for use on artificial turf is described including an improved upper of a porous multiple layer construction and an improved sole having integral polygon shaped studs. The upper is preferably made of nylon tricot fabric outer layer, a polyurethane foam middle layer, and a po ...



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