| Patent Number |
Title Of Patent |
Date Issued |
| 6379266 |
Four piece golf ball |
April 30, 2002 |
| A four-piece golf ball is disclosed herein. The golf ball has a core with an oxygen barrier boundary layer, a wound layer and a polyurethane cover. The core is preferably composed of polybutadiene material. The boundary layer is preferably composed of a blend of ionomers. The cover is |
| 6379263 |
Golf club and weighting system |
April 30, 2002 |
| A golf club head having a defined internal cavity, and a golf club head containing a bi-material weight having a nonhomogeneous structure. A method to add the bi-material weight to the golf club entails heating, vibration and cooling to produce the nonhomogeneous structure. |
| 6371868 |
Internal off-set hosel for a golf club head |
April 16, 2002 |
| A golf club having an interior hosel that is disposed inward from a striking plate to allow for compliance of the striking plate during impact with a golf ball. The present invention also includes a method for producing the golf club in which the interior hosel is attached to a later |
| 6368234 |
Golf club striking plate having elliptical regions of thickness |
April 9, 2002 |
| A golf club head having a striking plate with concentric elliptical regions of varying thickness ranges is disclosed herein. A central elliptical region has a base thickness range that is thicker than the thickness range of any of the other elliptical regions. The thickness of the ellipt |
| 6368230 |
Golf club fitting device |
April 9, 2002 |
| A golf club fitting device (20) is disclosed herein. The fitting device (20) includes a club head (22) with an internal hosel (38) that has a bore (39) that extends from a crown opening (52) to a sole opening (62). A removable insert (51) is disposed within the internal hosel (38), and a |
| 6365679 |
Two component polyurethane clear coat for golf balls |
April 2, 2002 |
| A two component polyurethane clear coat for use with golf balls includes a polyol component and a polyisocyanate component. The polyol component includes a polyester polyol resin containing a neopentyl glycol resin. A mixture of silane and aziridine is also preferably included in the pol |
| 6364789 |
Golf club head |
April 2, 2002 |
| A golf club having a club head with a striking plate and an annular deflection enhancement member isolating the striking plate from the body of the golf club head. The annular deflection enhancement member is composed of a material having a Young's Modulus lower than that of the mate |
| 6364788 |
Weighting system for a golf club head |
April 2, 2002 |
| A golf club head has a weight compartment within a hollow interior, and a weight member that is injected into the weight compartment subsequent to formation of the body of the golf club head. The preferred weight member is bismuth. The golf club head has a body that has a volume between |
| 6354962 |
Golf club head with a face composed of a forged material |
March 12, 2002 |
| A golf club having a club head with a striking plate having a thickness in the range of 0.010 to 0.250 inches is disclosed herein. The club head may be composed of three pieces, a face, a sole and a crown. Each of the pieces may be composed of a titanium material. The striking plate of t |
| 6352662 |
Integral molded grip and shaft |
March 5, 2002 |
| A composite shaft having an integral grip. The shaft comprises a plurality of plies of pre-preg composite sheet molded into a tubular shaft body. The shaft body has a grip directly molded on one end which may include a grip geometry and/or an ornamental pattern. To manufacture the shaft, |
| 6352482 |
Golf club with hosel liner |
March 5, 2002 |
| A golf club (20) with an internal hosel (38), a shaft (40) and a hosel liner (50) is disclosed herein. The hosel liner (50) reduces axial stress on the shaft (40) during impact of the golf club (20) with a golf ball. The hosel liner (50) is preferably composed of a polycarbonate material |
| 6348015 |
Golf club head having a striking face with improved impact efficiency |
February 19, 2002 |
| A compliant golf club head permits a more efficient impact between a golf ball and the golf club head. Material and geometry constraints of a striking plate of the golf club head can reduce energy losses caused by large strain and strain rate values of the golf ball, these constraints on |
| 6348013 |
Complaint face golf club |
February 19, 2002 |
| A compliant golf club head permits a more efficient impact between a golf ball and the golf club head. By allowing a face section of the golf club head to flex rearwardly during impact with the golf ball internal stresses within the golf ball are reduced to yield a more efficient impact. |
| 6348012 |
Golf club and weighting system |
February 19, 2002 |
| A golf club head having a defined internal cavity, and a golf club head containing a bi-material weight having a nonhomogeneous structure is disclosed herein. A method to add the bi-material weight to the golf club entails heating, vibration and cooling to produce the nonhomogeneous |
| 6348011 |
Texture coating for golf club |
February 19, 2002 |
| A texture coating for golf club heads provides a durable and aesthetically pleasing exterior for wood, iron or putter golf club heads. The texture coating is a combination of a medium material, resin particles and a coupling agent. In a preferred embodiment the medium is a paint, the res |
| 6338683 |
Striking plate for a golf club head |
January 15, 2002 |
| A golf club having a club head with a striking plate that has an aspect ratio in excess of 0.575. The golf club head has a thin striking plate with a high aspect ratio in order to increase the deflection of the striking plate during impact with a golf ball. The striking plate may be |
| 6336869 |
Multiple material golf club head with a polymer insert face |
January 8, 2002 |
| The present invention is a golf club (30) having a club head main body (34) with a hollow interior (49), a support layer 41 defining a depth of a recess (38), a polymer insert (40) in the recess (38), an isolation layer (52) and a weight body (50). The polymer insert (40) is composed of |
| 6332945 |
Method for assembling a shaft to a golf club head |
December 25, 2001 |
| The method and apparatus of the present invention includes an alignment base for receiving a golf club head, an injector for injecting an adhesive material into a bore of the golf club head, and a rotating mechanism for holding and rotating a shaft for attachment to the golf club head. T |
| 6332847 |
Integral sole plate and hosel for a golf club head |
December 25, 2001 |
| A golf club head having a sole plate and hosel integral piece is disclosed herein. The integral piece may be composed of a metal material for with a golf club head having a composite body. The integral piece also improves the consistency of the loft and lie parameters of a golf club head |
| 6331150 |
Golf ball dimples with curvature continuity |
December 18, 2001 |
| A golf ball having a surface thereon with a plurality of dimples on the surface is disclosed herein. The contour of each of the dimples is continuous from a first edge of each of the dimples to a second opposing edge of each of the dimples. The contour at the first edge may be equal to |
| 6328921 |
De-molding method and apparatus for a golf ball |
December 11, 2001 |
| A method and system for de-molding golf balls having a casted layer is disclosed herein. The invention includes exerting a first lateral force against a top mold half of a mold assembly and exerting a second lateral force against a bottom mold half of the mold assembly to separate the mo |
| 6325728 |
Four faceted sole plate for a golf club head |
December 4, 2001 |
| A four faceted sole for a high performance, large volume golf club head is disclosed herein. The sole has a central facet, a heel facet, a toe facet and a rear facet. The central facet occupies 50 to 70 percent of the total sole surface area. The toe facet, the heel facet and the rear fa |
| 6319563 |
Golf ball painting method |
November 20, 2001 |
| A system and method for finishing a series of golf balls is disclosed herein. The system automatically transfers each of the golf balls from station to station on the system. The system has at least one coating station that has at least one spray gun that moves in relation to a golf |
| 6319446 |
Method of producing replaceable mold cavities and mold cavity inserts |
November 20, 2001 |
| A replaceable mold cavity for use in the production of golf balls is disclosed herein. The mold cavity has a plastic insert with an inverse dimple pattern thereon that is formed from a plastic molding material, and a support cup in which the plastic insert is placed for the golf ball |
| 6299547 |
Golf club head with an internal striking plate brace |
October 9, 2001 |
| A golf club having a club head with a thin, flexible striking plate for improved energy transfer to a golf ball also has a means for limiting the deflection of the striking plate during high speed impacts with the golf ball. A brace is positioned within the interior of the golf club head |
| 6290615 |
Golf ball having a tubular lattice pattern |
September 18, 2001 |
| A golf ball approaching zero land area is disclosed herein. The golf ball has an innersphere with a plurality of tubular projections. Each of the plurality of projections has an apex that extends to a height to conform with the 1.68 inches requirement for USGA approved golf balls. The tu |
| 6279637 |
Apparatus for automatically installing a grip on a golf club shaft |
August 28, 2001 |
| An automated apparatus for installation of a handgrip on a golf club shaft is disclosed herein. The handgrip is installed on the golf club shaft in a dry state. The present invention does not utilize solvents, lubricants or the like for the installation of the handgrip onto the golf club |
| 6277326 |
Process for liquid-phase sintering of a multiple-component material |
August 21, 2001 |
| The use of liquid phase sintering for manufacturing a high density multiple component material is disclosed herein. The preferred weighting material is a multiple component material that includes a high-density component, a binding component and an anti-oxidizing component. A preferred m |
| 6273832 |
Combination golf club with an insert and golf ball |
August 14, 2001 |
| A combination golf club with an insert and golf ball in which the cover of the golf ball and the insert are composed of substantially the same material. The preferred material is a thermoset polyurethane. An alternative material is an ionomer material. The golf club is preferably a p |
| 6273831 |
Golf club head with a polymer insert |
August 14, 2001 |
| The present invention is a golf club head having a club head body with a recess and an insert therein. The insert is composed of a thermoset polyurethane material having a shore D hardness in the range of 42 to 55, and a Bayshore rebound in the range of 51 to 60. The preferred thermoset |
| 6260250 |
Apparatus for use in adjusting the lie and/or loft angel of a golf club head |
July 17, 2001 |
| A bending plate for use in adjusting a lie and/or loft of a golf club head. The bending plate comprises means for minimizing or reducing mechanical stresses within a face region and face insert plate of the golf club head, when the golf club head is placed in a clamping apparatus. Thus, |
| 6248974 |
Method and apparatus for laser treatment of a golf ball |
June 19, 2001 |
| A laser is positioned relative to a rotating golf ball to remove any excess material, and if necessary to impart an aerodynamic pattern on particular areas of the golf ball, including the parting line. A preferred laser is a carbon dioxide laser. The laser beam may be de-focused to form |
| 6248025 |
Composite golf club head and method of manufacturing |
June 19, 2001 |
| A golf club having a club head with a striking plate composed of a composite material and having a thickness in the range of 0.010 to 0.250 inches is disclosed herein. The golf club head also has a coefficient of restitution greater than 0.8 under test conditions such as the USGA test |
| 6245386 |
Method and system for finishing a golf ball |
June 12, 2001 |
| A method and system for finishing a golf ball to prevent tip marks is disclosed herein. The present invention includes whitening a portion of a golf ball, then positioning the golf ball in such manner that the tips of a carrier engage the whitened portion. The whitening may be accomplish |
| 6245178 |
Method and apparatus for automatically installing a grip on a golf club shaft |
June 12, 2001 |
| An automated process and apparatus for installation of a handgrip on a golf club shaft is disclosed herein. The handgrip is installed on the golf club shaft in a dry state. The present invention does not utilize solvents, lubricants or the like for the installation of the handgrip onto t |
| 6244976 |
Integral sole plate and hosel for a golf club head |
June 12, 2001 |
| A golf club head having a sole plate and hosel integral piece is disclosed herein. The integral piece may be composed of a metal material for with a golf club head having a composite body. The integral piece also improves the consistency of the loft and lie parameters of a golf club head |
| 6238302 |
Golf club head with an insert having integral tabs |
May 29, 2001 |
| A golf club head with a polymer insert is disclosed herein. The polymer insert is disposed in a recess of the club head in which the recess has a depth that is greater than the thickness of the insert. The polymer insert has a plurality of tabs on its perimeter to engage the recess walls |
| 6224499 |
Golf ball with multiple sets of dimples |
May 1, 2001 |
| A dimple pattern for a golf ball with multiple sets of dimples is disclosed herein. Each of the multiple sets of dimples has a different diameter. A preferred set of dimples is seven different dimples. The dimples may cover as much as eighty-six percent of the surface of the golf ball. T |
| 6224493 |
Instrumented golf club system and method of use |
May 1, 2001 |
| An instrumented golf club system having an instrumented golf club, an interface means and a computing means is disclosed herein. The instrumented golf club includes a plurality of sensors, an internal power supply, an angular rate sensor and an internal ring buffer memory for capturi |
| 6213898 |
Golf ball with an aerodynamic surface on a polyurethane cover |
April 10, 2001 |
| A dimple pattern for a golf ball with a thermoset polyurethane cover is disclosed herein. The dimple pattern has multiple sets of dimples, each set of dimples having a different diameter. A preferred set of dimples is seven different dimples. The dimples may cover as much as eighty-six |
| 6213892 |
Multi-layer golf ball |
April 10, 2001 |
| A multiple layer golf ball having a high compression core and a soft boundary layer is disclosed herein. The multiple layer golf ball may also have a hard cover. The soft boundary layer allows the multiple layer golf ball to mimic the properties of a lower compression core while providin |
| 6210290 |
Golf club and weighting system |
April 3, 2001 |
| A golf club head having a defined internal cavity, and a golf club head containing a bi-material weight having a nonhomogeneous structure. A method to add the bi-material weight to the golf club entails heating, vibration and cooling to produce the nonhomogeneous structure. |
| 6200512 |
Method of manufacturing a golf ball |
March 13, 2001 |
| A method of manufacturing golf balls is disclosed that prevents the cover from cracking due to thermal expansion of the core during the cover formation process. The method includes the forming a core. One or more optional boundary layers can be applied to the surface of the core. The |
| 6190268 |
Golf ball having a polyurethane cover |
February 20, 2001 |
| A golf ball having a polyurethane cover composed of a blend of polyurethane prepolymers is disclosed herein. The blend may be a dual blend with a TDI-based polyurethane prepolymer blended with a second diisocyanate polyurethane prepolymer, typically a PPDI-based polyurethane prepolymer. |
| 6186905 |
Methods for designing golf club heads |
February 13, 2001 |
| Methods for designing golf club heads and inertially tailored golf club heads designed in accordance with such methods. A location for a center of gravity (CG) of a golf club head and magnitudes and directions of the principal moments of inertia of the golf club head are selected, and ma |
| 6183233 |
Apparatus for manufacturing golf club shafts |
February 6, 2001 |
| Improved methods for manufacturing a shaft for a golf club, devices useful in such methods, and golf club shafts manufactured in accordance with such methods. A plug is detachably affixed to a distal end of a mandrel. A plurality of plies pre-preg composite sheet are wrapped around the m |
| 6171091 |
Replaceable mold cavities and mold cavity inserts |
January 9, 2001 |
| A replaceable mold cavity for use in the production of golf balls is disclosed herein. The mold cavity has a plastic insert with an inverse dimple pattern thereon that is formed from a plastic molding material, and a support cup in which the plastic insert is placed for the golf ball |
| 6165564 |
UV-curable clear coat for golf balls |
December 26, 2000 |
| A UV-curable coating for use with golf balls and other substrates includes one or more low viscosity polyether acrylate, a functional carbodiimide resin, one or more low viscosity aliphatic urethane polyacrylate oligomer, and a photoinitiator selected from one or more of mono-aryl ketone |
| 6165077 |
Sole configuration for golf club head |
December 26, 2000 |
| A sole configuration for a golf club head that provides the benefits of a sole configuration incorporating a medial ridge design. The medial ridge divides the sole into a toe and heel section. The sole further comprises a first and a second recess in the toe and heel sections respectivel |
| 6132323 |
Thermoplastic/thermoset hybrid golf club shafts and methods of manufacturing the same |
October 17, 2000 |
| An improved shaft for a golf club and methods of manufacturing the same. A plurality of layers of composite fiber bound within a thermoset resin are bonded to one or more layers of composite fiber bound within a thermoplastic resin using a high peel strength nylon epoxy adhesive. Pre |