Douglas G Guenther, Bradley Lee Gaff: Football. Wilson Sporting Goods Co, March 30, 1999: US05888157 (60 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 ...

James T Hayden: Football helmet with breakaway face mask. Wood Herron & Evans, August 14, 1990: US04947490 (60 worldwide citation)

A football helmet is provided with a releasable face mask which is attached to the helmet by hook-and-pile fastening means. Abutment means prevent relative movement of the face mask in response to a force which impinges on the mask in a direction toward the wearer's face, but permit the mask to brea ...

James C Wingo Jr: Football shoulder pad. Riddell, Ben D Tobor, July 9, 1991: US05029341 (58 worldwide citation)

A shoulder pad for a football player, includes a rib protector pad body disposed adjacent to the body arch members and releasably connected to the pad body disposed beneath the body arch members of the shoulder pad.

Steven P Stark: Polar lighted ball. Robert C Baker, November 19, 1991: US05066012 (58 worldwide citation)

The polar-lighted recreational ball is substantially symmetrical about an axis of the ball body and hasa opposing polar regions at opposite ends of the axis. Axially recessed lighting assemblies at each polar region project light outwardly from the ball through a light passage at the polar regions. ...

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 (56 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 ...

Albert E Straus: Protective helmet. Richard K Thomson, February 12, 2008: US07328462 (56 worldwide citation)

A protective helmet of the type used in football has an external soft elastomer layer to absorb/dissipate some of the energy of an impact. Other features include a quick disconnect face guard, carbon fiber face guard with Kevlar wrap at junction points, a soft foam inner shell inside the intermediat ...

Reinhold Sussmann, Horst Widmann: Sole in the form of a midsole, inner sole or insertable sole for a shoe and a shoe with said sole. Puma Aktiengesellschaft Rudolf Dassler Sport, David S Safran, Nixon Peabody, March 23, 2004: US06708427 (56 worldwide citation)

The invention concerns a sole, used as a throughsole, inner sole or insole for a shoe, e.g, a football boot with a flexible outsole. The sole ensures that when shooting on the volley in football or with similar loadings, the entire force can be transmitted to the ball or similar sports equipment by ...

Mark D Monica: Helmet having a readily removable and replaceable protective layer. Creative Football Concepts, Lerner David Littenberg Krumholz & Mentlik, March 31, 1998: US05732414 (55 worldwide citation)

A helmet having an inexpensive polymeric protective layer for preventing or minimizing gouges, scuff marks, flares and the like to the exterior surface of the helmet is provided. The protective layer may be a post-production item which may be readily removable and replaceable by an unskilled user. T ...

Bowerman William J: Athletic shoe for artificial turf. BRS, Klarquist Sparkman Campbell Leigh Hall & Whinston, February 26, 1974: US3793750 (55 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 ...

Flynn Stephen D: Breathing apparatus.. O Two Systems Int, May 2, 1985: EP0139363-A1 (54 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) ...