41
Garry A Brannon, Michael S Jacobson: Patch attachments for hats. Richard C Litman, November 1, 1994: US05359733 (63 worldwide citation)

The instant invention provides a hat that may simultaneously accept a plurality of patches. The patches may be connected to the hat by hook and loop fasteners. The hat may be a six-panel baseball cap having an area of hook material either integrally forming a portion of the cap or retrofitted to a p ...


42
David Zakutin: Speed-sensing projectile. Connolly & Hutz, June 2, 1998: US05761096 (63 worldwide citation)

A speed-sensing projectile such as for example a baseball includes a generally spherical body. An inertial switch is positioned within the body and is actuable between open and closed conditions in response to accelerations of the body greater than a threshold value. A processor also within the body ...


43
Thomas J Walls: Multi-sport exerciser. John H Calhoun Jr, May 11, 1982: US04328964 (63 worldwide citation)

An apparatus for exercising and developing the muscles used in certain athletic endeavors comprising a plurality of elastic ropes, means for anchoring one end of each elastic rope to a stationary object, a plurality of handles made to conform in size, shape and construction to handles commonly used ...


44
Lance K Halverson: Weight equalized foldable bat rack. Rolf Sporting Goods, Graybeal Barnard & Uhlir, September 20, 1977: US04049126 (63 worldwide citation)

A portable bat rack having a first configuration attachable to a fence for the storage of baseball bats and a more compact second configuration of smaller dimensions for transporting the bat rack. The bat rack is front suspended adjacent each end minimizing tilting by partially equalizing the moment ...


45
Richard A Hand, John L Watkins: Apparatus for evaluating baseball pitching performance. Fortune 100, Glaser Griggs & Schwartz, January 7, 1986: US04563005 (63 worldwide citation)

Apparatus for detecting and computing the location of a baseball as it is pitched over a plate is disclosed. Infrared receivers are disposed at corner locations on opposite sides of a target zone which is aligned with the plate. First and second arrays of infrared emitters are mounted on opposite si ...


46
Noel C Perkins: Electronic measurement of the motion of a moving body of sports equipment. The Regents of the University of Michigan, Young Basile Hanlon MacFarlane & Helmholdt P C, June 26, 2007: US07234351 (62 worldwide citation)

An application of rate gyros and accelerometers allows electronic measurement of the motion of a rigid or semi-rigid body, such as a body associated with sporting equipment including a fly rod during casting, a baseball bat, a tennis racquet or a golf club during swinging. For instance, data can be ...


47
James R Richards: Protective holder and method of using same. E Russell Tarleton, Seed IP Law Group PLLC, September 4, 2001: US06282826 (62 worldwide citation)

A protective holder for storing and displaying articles, such as photographs, baseball cards, game cards, and the like. The holder is formed from a front sheet that is welded to a back sheet to form a plurality of pockets. Cuts are made in the back sheet to create flaps with tabs that facilitate lif ...


48
Patrick J Ramone, Paul M Murphy: Protective garment for sports participation. Hardcore Sports, Connolly & Hutz, April 22, 1997: US05621914 (62 worldwide citation)

A protective garment minimizes injury to the wearer resulting from an impact to the general area of the heart. The garment is particularly adapted for use in sports participation such a little league baseball. The garment includes a shirt having a front side with a pocket on the inside of the shirt ...


49
Craig Enokian: Video game with playback of live events. Ernest Kettelson, May 5, 1987: US04662635 (62 worldwide citation)

A video game in which a television screen or cathode ray tube is used to display a variety of plays previously preformed by living beings and recorded at the time on a video recording medium, such as video tape or video disks, the particular previously performed play which is displayed during each t ...


50
Bobby V Hundley: Dual compartment food tray. Emrich & Dithmar, January 17, 1995: US05381901 (62 worldwide citation)

A nestable food or snack tray having a pair of recessed food storage compartments each adapted to receive and hold food is vacuum molded from a single sheet of lightweight plastic, such as polystyrene. A first recessed compartment is shaped in the form of an athletic field or stadium such as a tenni ...



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