Superstar singer Michael Jackson co-patented a "Method and means for creating anti-gravity illusion" in 1993.
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| Number | Title | Issue Date |
| 5364102 | Weighted golf putter A golf putter weighted to be swing balanced comprising in combination a hollow tubular shaft having an interior surface and an exterior surface with a lower head end and an upper handle end; a head fabricated of solid brass with an enlarged toe and an enl... | 11/15/1994 |
| 5354055 | Golf club head with rearward center of gravity and diagonal orientation A "wood" type golf club head, of elongated and tapered shape, wherein the front profile and mass is diagonal to the ground and perpendicular to the shaft, thereby properly aligning the striking face to a normal ball striking pattern and moving the center ... | 10/11/1994 |
| 5354056 | Golf club and method A novel golf club (10) and associated methodology optimally minimize air resistance during swinging motion of the golf club (10). The golf club (10) comprises a head (12) for striking a golf ball, a handle (18) for swinging the golf club (10) and a shaft ... | 10/11/1994 |
| 5351959 | Golf club A golf club is disclosed which comprises a hollow shaft and a club head, at least a portion of which is hollow and in communication with the hollow shaft. A portion of the shaft defining a reservoir to carry a supply of fluent weight material in a valve f... | 10/04/1994 |
| 5348302 | Golf club head A golf club head includes: a hosel portion for connection with a shaft; and a base metal body formed integrally with the hosel portion by a metal material so as to continue to the hosel portion, the base metal body being constituted by a sole portion, a t... | 09/20/1994 |
| 5348301 | Head for use with a golf putter A head for use with a putter which is used to strike a golf ball gently so that the ball rolls across the putting green into a hole, includes a front hitting portion having a recess at the lower end thereof resulting in the head assuming an inverse U-shap... | 09/20/1994 |
| 5346218 | Metal wood golf club with permanently attached internal gates A metal wood golf clubhead is formed from a mold which includes an external gate into which molten metal is poured and internal gates in the mold cavity which facilitate flow of the molten metal into all portions of the mold cavity. The internal gates are... | 09/13/1994 |
| 5346219 | Golf putter head A symmetrical golf putter head formed of a center elongated bar member and two ball striking plate members affixed in spaced position on opposite sides of the center member as by force fitted plugs, and a plate being flexed when that plate strikes a golf ... | 09/13/1994 |
| 5346216 | Golf club head A golf club head which is more durable, capable of driving a golf ball further and providing a desirable, "soft" feeling when hitting the golf ball. These objectives are achieved by configuring the head to efficiently transmit and store potential energy d... | 09/13/1994 |
| 5344140 | Golf club head and method of forming same A golf club head, comprising a main body portion formed by an investment casting of a first metallic material; a face plate formed of a second metallic material which is forged and is substantially softer than the first material; joining the periphery of ... | 09/06/1994 |
| 5344151 | Golf putter head A golf putter head is disclosed which utilizes a cylindrical weight receptacle (18) centrally located and perpendicular to the rear of the location on the striking surface (22) where the golf ball is intended to be struck. The weight receptacle circumscri... | 09/06/1994 |
| 5344149 | Golf putter A golf putter having a shaft and a head. The head has a main body with a ball-striking face that has a negative loft. The main body also has a weight distribution such that a majority of weight of the main body is located above a prime striking area on th... | 09/06/1994 |
| 5340106 | Moment of inertia golf putter Described herein is the specification for a golf club, specifically a putter, with an improved moment of inertia and improved sole to reduce the adverse effects of grounding the club head. The putter increases peripheral weighting relative to the center o... | 08/23/1994 |
| 5340104 | Golf putter head with adjustable hosel An adjustable golf putter head assembly is described including a putter head and an adjustable hosel for connecting the head to a putter shaft. The putter head includes a forward ball striking surface formed substantially along a ball striking plane, a bo... | 08/23/1994 |
| 5340107 | Monolithic ceramic golf club putter head and method of manufacture thereof A golf club putter head made of a wear resistant and highly polished, aesthetically pleasing silicon nitride material in a manufacturing process which obviates labor intensive machining and finishing. Except for the optional addition of high density mater... | 08/23/1994 |
| 5338029 | Golf club of the iron type A golf club of the iron type designed to prevent shanking of the ball. The club comprises a club head having an upper edge, a sole, a heel, and a toe. The club head further comprises a rear surface and a forward striking face, each extending from heel to ... | 08/16/1994 |
| 5335909 | Wood head no hosel golf club A wood head golf club is described in which the usual hosel is eliminated and provision is made for anchoring the graphite or other shaft within the club head within a rigid sleeve positioned therein, thus eliminating the objectional degree of rigidity im... | 08/09/1994 |
| 5335913 | Golf club A golf club of the putter type has a shaft attached to a head substantially centrally and inclined towards a heel at an angle of about 10° to the vertical. The head is formed of a body part providing a bottom surface and a blade providing a front surface... | 08/09/1994 |
| 5335908 | Golf club shaft An improved aerodynamic golf club shaft is disclosed. The improved aerodynamic golf club shaft comprises a tube that has an exterior with a non-circular cross section. The golf club shaft may have an elliptical exterior cross section in one preferred embo... | 08/09/1994 |
| 5335914 | Golf club head A golf club having weight members located at the toe and the hosel of a cavity back club head. The toe weight and hosel weight each have a center of mass which is located above a horizontal line drawn through the center of gravity of the club head when th... | 08/09/1994 |
| 5333864 | Table soccer playing figure An improved, integrally molded table soccer playing figure has an elongated body with head and foot portions disposed at its opposite ends. A cylindrical passage axially extends laterally through an upper portion of the body and is adapted to coaxially re... | 08/02/1994 |
| 5333861 | Golf club A head of a golf club has a central leather panel the surface of which forms a striking surface for engaging a golf ball. A flexible plastic layer adhered to the striking surface yields with the leather when the golf ball is struck. This construction enab... | 08/02/1994 |
| 5333865 | Football game An amusement apparatus simulating the game of football is provided. The apparatus includes a simulated playing field, a deck of cards bearing instructions for offensive football plays of designated types, a toy football made of soft material such as foam ... | 08/02/1994 |
| 5333872 | Golf club irons having improved weighting Golf club irons of the perimeter weighted type are provided wherein each iron of a set includes a club head having a toe portion, a heel portion having a hosel, a ball-striking face having a plurality of parallel substantially horizontal grooves formed th... | 08/02/1994 |
| 5333871 | Golf club head An ironhead comprising a relatively heavy, inner core member, preferably of metal, and a relatively lightweight, injection-molded outer member, preferably of thermoplastic elastomer, is disclosed. Preferred thermoplastic elastomer materials are glass fill... | 08/02/1994 |
| 5333862 | Wood type golf club A wood type golf club having a club head provided with a sole at the bottom portion thereof, a ball striking face at the front side thereof and a hosel at the heel side thereof, and a club shaft joined to the hosel of the club head, characterized in that ... | 08/02/1994 |
| 5333870 | Airborne overspin putter improving ball accuracy Weight is moved essentially in three different directions within the putter head causing the center of percussion (CP) to be uniquely relocated to create overspin and no sidespin. Other related changes to head shape, face loft, shaft location and position... | 08/02/1994 |
| 5333863 | Symmetrical golf putter A golf putter includes a clubhead and a shaft. The clubhead is symmetrical about a first plane which extends through the center of the clubhead perpendicularly to the face of the clubhead. The centerline of the shaft passes through the intersection betwee... | 08/02/1994 |
| 5332215 | Football board game A football board game is arranged to simulate football play employing a passing attack as the sole means of advancing each team along the game board, that in turn is arranged for furled mounting about a storage mandrel. Advancing of the players is effecte... | 07/26/1994 |
| 5332223 | Golf club putter and method of manufacture A golf club putter embodying this invention is formed from a peripheral rod, bent to provide peripheral weighting of the putter head both at the top and bottom, as well as from heel to toe. The method of manufacturing the putter head includes bending a ro... | 07/26/1994 |
| 5328175 | Gold club head A golf club head made of a metallic material includes a projection which is rearwardly projected away from a face portion of a main body while forming a cavity having the substantially same interior configuration as the exterior configuration of the proje... | 07/12/1994 |
| 5328188 | Magnetic board game A game having a magnetically permeable game board areas, each of the areas having a magnet associated therewith and a plurality of magnetic game pieces to be propelled by a player by a repeller toward the game board in an effort to position the magnetic g... | 07/12/1994 |
| 5328176 | Composite golf head A composite golf head includes a head portion which is made of a carbon fiber composite material. The head portion has a front face, a rear face opposed to the front face, a top face, and a bottom face opposed to the top face. A metal reinforcing plate is... | 07/12/1994 |
| 5328171 | Iron or wood golf club An iron or wood golf club head 60 designed to strike a golf ball so that it flies straight in a desired direction. The golf club head 60 consists generally of a striking surface 61, including a leading edge 62, and a hosel member 65, which provides a sock... | 07/12/1994 |
| 5328184 | Iron type golf club head with improved weight configuration An iron type golf club head having a peripheral weight and a rear cavity provided with a back-bar mass offset from the center of percussion and integrally formed with the peripheral weight adjacent the top ridge and bottom of the club head.... | 07/12/1994 |
| 5326099 | Golf club A golf club having a fiber-reinforced resin club shaft comprising at least a plurality of bias layers having reinforcing fibers therein disposed as to be inclined to an axial direction of the shaft and a plurality of straight layers having reinforcing fib... | 07/05/1994 |
| 5326102 | Quickly assembled knockdown football table A football table for playing purpose includes: a bottom plate embedded in between a pair of end panels and a pair of side panels secured to the two end panels to form a football playing field generally rectangular shaped, having a plurality of packing sle... | 07/05/1994 |
| 5326106 | Composite iron golf club An iron golf clubhead includes a blade which is formed from a first material and a hosel and a junction portion which are formed from a second material which is less dense than the material of the blade. The blade includes a toe end and a heel end and a f... | 07/05/1994 |
| 5324033 | Fluted hosel for a golf club A golf club has a clubhead with a neck portion, or "hosel", integrally formed therewith. The hosel has a generally cylindrical shape with a corresponding cylindrical concentric bore hole formed in a portion of the hosel. One or more depressions of a prede... | 06/28/1994 |
| 5324032 | Golf club shaft A golf club shaft has a grip portion at which the shaft is to be fitted with a grip, and a tip at which the shaft is to be connected to a club head. The grip portion of the shaft and the neighborhood thereof are made of a composite material comprising a f... | 06/28/1994 |