Match Document Document Title
8951142 Golf club  
A golf club according to one or more aspects of the present invention may have a mass less than 300 g, a length greater than about 45 inches, a swing weight between D0 and D6, a head weighing less...
8951144 Colorized damping indicators for customized golf club heads  
The present invention is directed to a golf club having a playing characteristic that is communicated to a player based upon a vibration damping material that is colorized and visible from outside...
8951152 Nock bushing  
A improved nock bushing preferably includes a non-round body and a stop flange. The non-round body preferably has a square shape. A nock hole is formed through at least substantially all of a...
8951151 Game ball  
A game ball and game for play by a plurality of players with a ball to be passed for player to player that emits a sound at different intervals from slow to rapid during a single play period to...
8951148 Golf ball  
A core 4 of a golf ball 2 includes a center 10 and an envelope layer 12 positioned outside the center 10. The ratio of the volume of the core 4 to the volume of a phantom sphere of the golf ball 2...
8951143 Golf club weight attachment mechanisms and related methods  
Embodiments of golf club weight attachment mechanisms are described herein. In some embodiments, a golf club head comprises a head body with an interior cavity, a shell portion, and a bracket with...
8951140 Golf stance trainer  
A golf swing stance trainer has a hub and a central telescoping arm connected to the hub. Side telescoping arms are connected to the hub for swinging outward to positions perpendicular to the...
8951136 Hip rotation training system  
A hip rotation training system for assisting in training a wearer in proper hip rotation during a swinging movement of the wearer comprises a compression shorts configured to cover a lower portion...
8951139 Practice device, use of a practice device and method for checking the alignment of the longitudinal axis of a person's body  
When golf is being played, the golf swing of a person (60) is decisive for the quality of the stroke. In order to obtain as good a golf swing as possible with a high hitting reliability and with...
8951150 Tennis racket including shock-absorber means  
The racket includes a handle (2) and a frame (4) defined by an inner frame (40) and an outer frame (42), said frame further including shock-absorbing means (50) positioned between the peripheral...
8944941 Invertible sports mound  
An invertible mound assembly for a game field, to convert the game field between activities such as baseball that require a raised mound and other activities such as soccer or football that...
8944936 Golf ball resin composition and golf ball  
An object of the present invention is to provide a golf ball resin composition excellent in resilience. Another object of the present invention is to provide a golf ball excellent in a shot...
8944929 Golf grip pressure training device  
A golf grip pressure training device provides feedback based on grip pressure exerted on a golf club grip. The device includes a grip having a top end, a bottom end, and a perimeter wall coupled...
8944935 Multilayer golf ball with resin inner core and specific coefficient of restitution relationships between the layers  
A high performance golf ball includes a resin inner core, a rubber outer core, and a cover. The resin inner core is made of a blend of highly neutralized polymers and a low flexural modulus...
8944932 Swing analyzer  
A calculating unit of a swing analyzer calculates, assuming that a golf club is in a uniform circular motion about a virtual center of rotation O during a swing, a virtual speed Vh at a central...
8944930 Golf eyeglasses having function of correcting various swing errors and head up movement  
Provided is a pair of golf eyeglasses having a function of correcting various swing errors and head-up movement, in which a golf ball-colored focus structure is detachably mounted on one of a pair...
8944931 Training aid for a golfer  
This invention relates to a training aid 10, 100 for a golfer. The training aid 10 mounts to a golfer's cap 24 or sunglasses and includes a battery powered collimated light source 12 in the form...
8944938 Golf ball having a resilient material  
A rebound resilient golf ball having one or more core layers, a cover surrounding the core layer or layers, and optionally a mantle layer positioned between the cover and the core layer or layers....
8944944 Metal or reinforced lighted nocks  
The crossbow bolt or arrow nock in certain embodiments of the current invention includes a structural support piece that substantially surrounds and structurally supports the distal end of the...
8944933 Golf training device  
A device that makes an imprint in a sand trap, providing a practicing golfer with visual indications of proper swing path, club face angle, club impact position, when making a basic sand shot.
8944928 Virtual reality system for viewing current and previously stored or calculated motion data  
Virtual reality system for viewing current and previously stored or calculated motion data. System obtains data from motion capture elements, analyzes data and stores data in database for use in...
8944943 Knob simulating device for sporting equipment  
A knob simulating device that can be affixed to a sporting good, such as a baseball bat. The knob simulating device encircles the shaft of the baseball bat and is made up of a plurality of...
8944937 Method of recycling a ball and ball for use in recycling method  
A method of recycling a multi-material inner part of a golf ball includes a variety of steps. The inner part and cover are separated from one another. The inner part is pulverized into pieces. The...
8944934 Golf club head  
A head 4 includes a head body h1, a socket 10, and a weight body 12. The weight body 12 has an engaging part 32. The socket 10 has a first hole part 18 and a second hole part 20. The engaging part...
8944940 Racket sport inertial sensor motion tracking analysis  
A system for a racket comprises an inertial sensor for coupling to the racket, a processor connected to the inertial sensor, and a memory device connected to the processor. The inertial sensor...
8944942 Apparatus suspension system  
A suspension system for eliminating the need to tightly grasp, grip or clench any apparatus (i.e. sports racket, hammer, device, instrument, tennis racquet, squash racquet, racquetball racquet,...
8944939 Inertial measurement of sports motion  
Systems and methods of motion tracking are disclosed that can be used in connection with sports motion. Such a method can include placing one or more inertial measurement units (IMUs) on at least...
8939854 Device for baseball training  
A device for Baseball pitcher training, employing a heavy, rigid, frame, heavy anterior target or impact drape, and heavy posterior target or impact drape.
8939136 Toy for flinging missile or other projectile  
A hand-held flinging device includes a launcher that engages the projectile and improves control of the launcher and projectile, during a throwing/flinging motion, until centrifugal force causes...
8939852 Putting green alignment tool  
A putting alignment tool includes a pair of spaced, telescoping arms each having an upper end and a lower end. The upper ends are joined with a horizontal bubble level having a divot-repair fork...
8939846 Self-contained, resettable bowling pin release  
A bowling pin release mechanism, which is used to release bowling pins onto the lane for the first ball, which is pin cell independent. As such, aside from the vertical, reciprocating motion of...
8938871 Golf club head with high specific-gravity materials  
Golf club heads comprising weighted materials that can be added, removed, and moved in order to change the weight and center of gravity of the club. In some instances, the weighted material is a...
8939851 Multi-layer golf ball  
Multi-layer golf balls having a hard, high compression center, a relatively soft intermediate layer, and a stiff outer cover layer, are provided. The outer surface hardness of the intermediate...
8939850 Multi-layer core golf ball  
Golf balls comprising a multi-layer core and a single-, dual-, or multi-layer cover are disclosed. The multi-layer core comprises a thermoplastic center and a thermoplastic outer core layer that...
8939849 Multi-layer golf ball  
Multi-layer golf balls having a relatively hard outer core surrounding a relatively soft, low compression inner core are provided. The inner core generally has a compression of less than 50 and...
8939848 Golf club head with top line insert  
A golf club head having a low-density insert located in a top portion thereof. The insert may be only in the top line of the club head or extend from the heel around the toe. The insert may extend...
8939853 Article of manufacture for the training of athletes in the skills, shooting, dribbling and throwing of ball sports  
An article of manufacture for the training of athletes in the skills, shooting, dribbling and throwing of ball sports with an elastic material in the form of a pull-up sleeve, a sleeve that is...
8939847 Golf clubs and golf club heads including structure to selectively adjust the face and lie angle of the club head  
Aspects of this invention relate to structures and methods for connecting golf club heads to shafts in a releasable and adjustable manner allowing independent adjustability of face angle, loft...
8936522 Batting swing training device  
A batting swing training device is provided to train a batter in bat and ball sports to properly swing a bat. The device includes three weighted portions, one near the knob of the bat, one near...
8936514 Golf club  
According to an aspect of this invention, a golf club includes: a shaft; a head attached to a distal end of the shaft; a substantially cylindrical shaft case is secured to the distal end of the...
8936519 Polyurea covers for golf balls based on isocyanate blends  
A golf ball having a cover material made from a polyurea or polyurea/urethane hybrid composition is provided. The polyurea or polyurea/urethane composition is produced by the reaction of an...
8936523 Training device  
A training device is disclosed that has a depressable element and an indicator element that provides a perceivable indication, for example an audible alarm, to a user when an amount of force being...
8936515 Golf club shaft  
A golf club shaft is manufactured using a plurality of prepreg sheets a1 to a8. The plurality of prepreg sheets a1 to a8 includes full length sheets a2 to a7 disposed all over in a shaft axis...
8936516 Golf club shaft  
A section where the tip side partial bias layer exists in an axis direction of the shaft is defined as a section T; a section where the back end side partial bias layer exists in the axis...
8936518 Iron golf club head  
An iron golf club head includes a hosel part embedded member installed in a hosel part thereof, a sole part embedded member installed in a sole part thereof, and a top part embedded member...
8936517 Light-weight coatings having enhanced durability  
Light-weight and/or low density paint and coating formulations that yield light-weight coatings which exhibit advantageous durability and wear resistance, including golf club shafts incorporating...
8936521 Foldable golf tee  
Disclosed is a golf tee foldable, through rotation, in a direction of a drive swing to prevent breakages and loss and increase the drive shot distance. The golf tee comprises a ball platform; a...
8936520 Multilayer golf ball with resin inner core and specified hardness relationships between the various layers  
A high performance golf ball includes a resin inner core, a rubber outer core, and a cover. The resin inner core is made of a blend of highly neutralized polymers and a low flexural modulus...
8932149 Golf club assembly and golf club with aerodynamic features  
A golf club includes a shaft and a club head. The club head may have a channel extending adjacent to a trailing edge of the club head. The channel may have a maximum depth of 6 mm and a maximum...
8932151 Solid golf ball  
The invention provides a solid golf ball having a core and a cover. The core is formed of a rubber composition containing a base rubber, a co-crosslinking agent, a crosslinking initiator and a...