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| Number | Title | Issue Date |
| 6196933 | Adjustable golf swing training apparatus An adjustable golf swing training apparatus that provides a telescopic swing training arm for teaching a proper golf swing and indicating errors in a golf swing. The telescopic swing arm is magnetically biased toward a predetermined length and may expand ... | 03/06/2001 |
| 6142883 | Golf stance alignment training device The golf alignment device of this invention is an adjustable frame, comprising a first side of said frame marked with indicia for positioning the forward foot of the golfer and being marked with indicia for placement of the rear foot according to the club... | 11/07/2000 |
| 6129639 | Putting trainer A putting trainer for assisting a golfer perfect his address, the address of the putter, and the putting stroke. The trainer is designed for use on a support surface with a golf ball and a putter. The trainer includes a pair of spaced base members carryin... | 10/10/2000 |
| 6120385 | Golf training device A golf training device for aiding in golf swing training and golf warm-up activities. The golf training device includes a golf club-like shaft, an at least one weighted member, and a stopper. The at least one weighted member is adapted to removably mount ... | 09/19/2000 |
| 6106406 | Golf practice device This invention relates to a device for the teaching of golf characterized in that it includes a pedestal (1), a head (2) mounted on said pedestal (1), said head (2) having a face (3) that is essentially reversed with respect to the face of the head of a g... | 08/22/2000 |
| 6102810 | Weighted golf club shaft and head cover A weighted cover for use on any one of a set of golf clubs. The cover including a foot to enclose the head of a golf club and to receive and rigidly retain a weight therein, the foot being of sufficient size to receive any golf club head of the set therei... | 08/15/2000 |
| 6083119 | Multi-layer golf ball A golf ball, comprising: a core; an inner cover layer formed over the core, the inner cover layer having a Shore D hardness of at least 60 as measured on the curved surface thereof, and an outer cover layer formed over the inner cover layer, the outer cover ... | 07/04/2000 |
| 6071202 | Golf swing training method A method for practicing a golf swing wherein a laser swing aid is used for defining a swing path for a club head and for aligning a club head of a golf club with a ball along a target path. The swing aid includes a body containing a power source coupled t... | 06/06/2000 |
| 6071197 | Device for teaching correct putting A device for teaching correct putting that can be attached to the shaft of a putter. A mirror is pivotally attached to an arm which extends behind and is parallel to the face of the putter such that the center of gravity for the mirror is between the pivo... | 06/06/2000 |
| 6059671 | Golf ball A golf ball has plural dimples on its surface. Each dimple has a dimple deepest portion not corresponding to a center of the dimple as viewed in radial direction toward a center of the golf ball. A cross acute angle, between, a straight line which goes th... | 05/09/2000 |
| 6050902 | Golfer's stance-to-target alignment system The present invention provides devices, systems and methods for aiding a golfer in properly aligning his stance prior to hitting a golf ball at any one of a plurality of pre-sighted targets; the principal feature of the invention is a golf mat designed to... | 04/18/2000 |
| 6048273 | Putting stroke teaching aid apparatus A putting stroke teaching aid apparatus includes a pair of standards that are separated from one another along a target line, a reel supported on one of the standards and a cord supported on the reel and movable between a retracted position wound on the r... | 04/11/2000 |
| 6045461 | Two-piece solid golf ball A two-piece solid golf ball comprising a solid core and a cover has a specific gravity of 1.0-1.1. The cover has a Shore D hardness of at least 60. The ball satisfies 1.10ࣘA/Bࣘ1.60 wherein A and B are distortions (mm) of the solid core and the ball un... | 04/04/2000 |
| 6042489 | Solid golf ball with prestretched intermediate layer A solid golf ball having a core, a cover, an intermediate skin between the core and the cover defining a generally continuous inner annular surface, wherein the inner annular surface of the skin is stretched over the core. Desirably, to prevent breakage, ... | 03/28/2000 |
| 6042488 | Multi-layer golf ball and method of making same A golf ball including: a core, an inner cover layer formed directly over the core, the inner cover layer substantially consisting of ionomer and having a thickness of 0.05-0.10 inches and a Shore D hardness of 56-65, and an outer cover layer comprising an iono... | 03/28/2000 |
| 6042487 | Illuminated golf ball An illuminatable golf ball includes an outer translucent shell and a sealed inner core portion surrounded by the outer shell. The ball includes a self-contained lighting device formed and contained at least in part within the inner core portion. The light... | 03/28/2000 |
| 6039658 | Golf swing weight distribution indicator A golf swing weight distribution indicator and method of determining a golfer's relative weight distribution during a practice swing includes an adjacent pair of weight sensing pads upon which the golfer stands with one foot upon each pad. A pressure sens... | 03/21/2000 |
| 6033317 | Golfing aid A golfing aid is disclosed. The golfing aid has an upper rectangular plate having a lower surface and an upper surface adapted to receive a golfer thereon. A lower rectangular plate is provided having an upper surface and a lower surface positionable on t... | 03/07/2000 |
| 6027413 | Golf club swing training method A golf club swing training method wherein the golfer swings a club while having a length of elastic material connected at one end to the elbow and connected at the other end at the contralateral hip of the golfer.... | 02/22/2000 |
| 6024656 | Golf swing training method A simple, lightweight, portable golf swing training device to fix the rear knee of a golfer in the correct position at setup and to restrict its lateral movement away from the target during backswing, with no interference of the forward movement of the kn... | 02/15/2000 |
| 6022278 | Golf club, grip, and club positioning method Indicia attached to a golf club grip or shaft indicates the proper positioning of the golf club and hands during gripping of the golf club and during the golf swing. The indicia may also warn the golfer that the golf club is incorrectly positioned. The in... | 02/08/2000 |
| 6022279 | Golf ball In a golf ball colored other than white, the color tone thereof as represented in accordance with the CIELAB color system has an L value of not less than 80, an a value of -30 to +30, and a b value of -30 to +30. The golf ball is preferably colored blue, ... | 02/08/2000 |
| 6019685 | Golf putting practice device A golf putting aid device for practicing putting golf balls. The golf putting aid device includes a base plate and a pair of elongated members positioned on the base plate in parallel alignment for guiding a head of a golf putter along a linear path and w... | 02/01/2000 |
| 6019688 | Golf ball with non-circular sickle-shaped dimples A new dimple configuration for the surface of a golf ball is characterized by non-circular sickle-shaped dimples. Each dimple includes a convex outer edge having a first radial configuration and an inner edge having a second radial configuration. Preferab... | 02/01/2000 |
| 6015353 | Golf swing stroke-error-signalling sensor A ball-impact-error sensor/amplifier is bonded to the ball hitting point of a golf club face and includes an adhesive backed base in the form of a soft plastic disc, 1/2 inch diameter×3/16 inch thick, with a center hole that holds a flat-ended, rigid pro... | 01/18/2000 |
| 6015356 | Golf ball and method of producing same The present invention is directed to improved multi-layer golf ball compositions having a core, an inner cover and an outer cover and the resulting regulation balls produced using these compositions. In this regard, a smaller and lighter core is produced ... | 01/18/2000 |
| 6012988 | Golf club with overswing alerting mechanism A golf club with overswing alerting mechanism is provided which produces an audible sound upon the occurrence of an overswing condition. In this golf club, the overswing alerting mechanism is housed entirely within the hollow opening of the golf club shaf... | 01/11/2000 |
| 6012992 | Golf ball having a cover with variable characteristics A golf ball having a cover made from multiple materials. The golf ball includes a core and a cover disposed over the core. The cover includes a radially outer surface having at lest two distinct regions. Each of the regions includes a unique material havi... | 01/11/2000 |
| 6012991 | Golf ball with improved intermediate layer A golf ball including an improved mantle composition which results in improved performance characteristics. The composition includes a soft, flexible resin, such as an elastomer, and a quantity of at least one hardness-enhancing material, such as a quanti... | 01/11/2000 |
| 6010442 | Golf ball with secondary depressions A golf ball having between 1,000 and 2,500 dimples and a plurality of secondary depressions between said dimples on the exterior surface thereof. The secondary depressions are of spherical cross section and may be uniformly or randomly placed on the surfa... | 01/04/2000 |
| 6010412 | Multi-piece solid golf ball The present invention provides a multi-piece solid golf ball having high moment of inertia and excellent aerodynamic characteristics whereby long flight distance is obtained. The golf ball of the present invention comprises a core, an intermediate layer o... | 01/04/2000 |
| 6007436 | Method for employing light from a laser generator beam to assist in aiming a golf ball and apparatus therefor The present invention is to a projected laser beam in a method for aligning a golf ball prior to hitting it with a golf club and a method for determining the proper feet position of a golfer prior to that golfer's hitting the golf ball. The laser beam is ... | 12/28/1999 |
| 6004220 | Putting training device A putt training device is provided which preferably includes a body having substantially the shape of a cylinder and a moment of inertia about its longitudinal axis substantially in the range of 79.31 to 84.21 grams-centimeters squared. The body also has ... | 12/21/1999 |
| 6004225 | Golf ball A golf ball having improved driving characteristics includes a hard, hollow sphere surrounded by an outer cover. A second layer may be disposed between the sphere and the outer cover. The hollow sphere is made from a hard material such as a metal, metal a... | 12/21/1999 |
| 6004233 | Adaptive physical education device An adaptive physical education device has a spring-back assembly with a U shaped frame that is positioned over first and second vertical posts. The spring-back assembly has a webbing attached by springs to a webbing frame, which is pivotally attached to t... | 12/21/1999 |
| 6004223 | Golfball stencil An alignment aid for golfers consisting of a rigid hemispherically shaped body having two intersecting slits therein for making a mark on a golf ball which indicates the intended path of the golf ball and the preferred orientation of the club face for obt... | 12/21/1999 |
| 6004221 | Golf putter training device A forward arm and a rearward arm are attached to an attachment bracket. The bracket can be attached to a putter shaft or hand grip, below the hands of a person using the device. The forward and rearward arms have upper sections that pivot relative to lowe... | 12/21/1999 |
| 6004226 | Solid golf ball A solid golf ball having good shot fee, high spin amount and excellent durability and having an intermediate layer formed on the core, and a cover covering the intermediate layer, wherein the cover has a Shore D hardness of 40 to 55, the core has a diamet... | 12/21/1999 |
| 6004230 | Methods for training golf putting skills A method of training golf putting skills is provided which is related to improving a sweet-spot type swing for a golfer. The method preferably includes determining a sweet spot of the head of a golf putting club, positioning a light projecting apparatus o... | 12/21/1999 |
| 6001025 | Golf putting aid A golf putting aid is provided having an elongated body member difining an interior cavity. An attaching device, such as a clamp, is configured on the body member to removably secure the body member to the shaft of a golf putter. A weighted mass, such as ... | 12/14/1999 |
