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Match Document Document Title
7614962 Set of iron-type golf clubs having a progressive sole configuration  
The present invention is directed to a set of iron-type golf clubs having a progressive sole configuration through the set. In particular, the inventive golf clubs include a consistent relationship...
7410424 Tri-weight correlated set of iron type golf clubs  
A tri-weight correlated set of iron-type golf clubs, wherein at least two of the clubs of the set have a combined sole weight and center weight which reinforces the most likely hitting surface of...
7244188 Multi-piece golf club head with improved inertia  
A multi-piece iron-type golf club head with a substantial weight member is disclosed and claimed. The golf club head includes a plurality of body members. A first body member includes a face, a...
7235023 Iron type golf club set  
The present invention provides an iron type golf club set of n (n: an integer equal to or more than three) numbers of iron type golf clubs having different head loft angles, wherein the head...
7166042 Forged iron-type golf clubs  
Forged cavity back iron-type clubs and oversize clubs are disclosed. These forged clubs have thin, durable hitting face and relatively large cavity volumes. These clubs have high rotational moments...
7147571 Transitioning hollow golf clubs  
The present invention relates to a set of golf club irons in which some of the club heads have a hollow space, and some of the club heads do not have a hollow space. The hollow space is preferably...
RE39178 Oversize metal wood with power shaft  
A wood-type golf club having an enlarged club head in the range of 250 to 300 cm. 3 constructed of a material lighter than steel to maintain the total club head weight within normal limits...
7022028 Iron golf club and golf club set with variable weight distribution  
An iron golf club and a set of iron golf clubs that have a variable weight distribution. Each iron golf club head has a cavity and a raised wall portion that extends upward from the sole and offset...
6984180 Golf club head and golf club set  
A golf club head is formed by integrally welding a face portion and a back portion with each other. The face portion has a circumferential edge portion in its back surface. The circumferential edge...
6935967 Golf club set with progressive weight pad  
A set of golf club irons of the blade type is characterized by a weight pad behind the impact area of the club face which progressively increases in height through the set from the long irons to...
6908399 Golf club set  
A set of golf clubs wherein the club length varies between adjacent clubs in the set by at least about 0.6 inches (15.24 mm), and preferably about 0.75 inches (19 mm). Preferably, the lie angle...
6860819 Set of golf clubs  
A set of golf club heads having peripheral weights that change from club head to club head so that the center of gravity rises from the long irons to the short irons resulting in a consistent peak...
6855066 Set of golf club irons  
A set of golf club irons with improved vibration damping and weight distribution, each golf club comprising a shaft and a head comprising a body portion having a front portion and a back portion,...
6835143 Method of evaluating golf club, golf club, and golf club set  
A golf club is evaluated by measuring a moment of inertia about an axis perpendicular to a face plane of the golf club head through a center of a mass of the golf club head. The golf club has the...
6780123 Golf club set  
As the club number increases so that the loft angle is larger, the center-of-gravity height HG of each head becomes larger, and the center-of-gravity depth ZG thereof becomes smaller. Each head is...
6776723 Metal wood golf club with progressive weighting  
A metal wood-type golf club includes a weight member disposed along the interior surface of the bottom wall. The weight member is sized and distributed so as to increase the moment of inertia of...
6765156 Golf club swing weight balance and scale  
A golf club swing weight balance and scale according to the invention includes a weighing beam having and extending between first and second ends, a grip backstop disposed at the second end of the...
6723005 Golf clubs  
A golf club equivalent in driving distance to a standard 2-iron, 3-iron, 4-iron, 5-iron or 6-iron, where each club varies from the equivalent standard iron club in that the shaft is shorter, the...
6719641 Golf iron having a customizable weighting feature  
An iron golf club head includes a heel portion, a toe portion, a sole portion, a top portion, a hosel portion, and a striking face having a front surface and a back surface. A peripheral mass is...
6709345 Iron golf club and golf club set  
A groove is provided a surface on a cavity portion side of a sole portion in a head portion of an iron golf club, and a thickness of a ball hitting portion in a face portion is made larger than a...
6695712 Golf club head, iron golf club head, wood golf club head, and golf club set  
A golf club head ( 11 ) has an ellipsoid of inertia ( 12 ) with its center at a center of gravity G. When the ellipsoid of inertia ( 12 ) is virtually cut with a plane passing through the center of...
6679784 Golf club set  
A set of golf clubs, each of the clubs in the set having substantially the same loft angle and each of the clubs in the set has a shaft length that is different from the other clubs in the set. The...
6623374 Golf club head and set of golf clubs  
A golf club head and a set of golf clubs that are more forgiving are disclosed herein. The golf club head has an open cavity with an extended bottom wall in order to lower the center of gravity of...
6602147 Method of evaluating a golf club  
A golf club is evaluated by measuring a moment of inertia about an axis perpendicular to a face plane of the golf club head through a center of a mass of the golf club head. The golf club has the...
6592469 Golf club heads with back cavity inserts and weighting  
Golf club heads and sets of golf club heads are provided with a thin front face for striking a golf ball and a peripheral weighting surrounding the back of the front face and defining a cavity. An...
6569031 Iron club head  
A sole of a head is inclined upwardly toward a side of a hosel section. A proximal section of the hosel section, which is continuous to a top, is set to be low. Accordingly, the weight of the head...
6554719 Correlated set of golf clubs  
Disclosed is a set of golf clubs. The clubs are divided into at least a first group and at least a second group of golf clubs. The first group desirably comprises a plurality of club heads each...
6506127 Set of woods with face thickness variation based on loft angle  
The present invention is directed at varying the thickness of a striking plate of a golf club head according to the loft angle of the golf club head. The thickness of the striking plate is greater...
6475099 Golf club head  
A golf club head comprises a ball striking face having a loft angle of from 6 to 30 degrees, and has a depth of the gravity center of not less than 18 mm, wherein the ball striking face is provided...
6379261 Swing trainer having double bent shaft  
A golf swing training and muscle exercising apparatus or swing trainer is provided which is designed to be used indoors as well as outdoors. The golf swing trainer includes a double bent shaft...
6379260 Iron club set  
In an iron club set, the lie angle of each iron club in an iron club set is selected to be 61 degrees or larger. The lie angles of the iron clubs are set at a fixed value for every type of the iron...
6358158 Correlated set of golf clubs  
Disclosed is a set of golf clubs. The clubs are divided into at least a first group and at least a second group of golf clubs. The first group desirably comprises a plurality of club heads each...
6186905 Methods for designing golf club heads  
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...
6120388 Perimeter weighted iron type golf club head with multiple level weight pads  
A golf club head set having the club head back side divided into four areas, including the perimeter weighted region A; the sweet spot area B located directly behind the ball, two non-striking...
6102812 Set of iron golf clubs  
A set of iron golf clubs whose balance weights are able to be easily manufactured, with a well-harmonized design as a set of golf clubs. The specific gravity of the materials of balance weights 17...
6089990 Set of iron clubs  
The present invention relates to a set of iron clubs. It is an object of the present invention to provide a set of iron clubs in which the directivity of a ball hit with an iron club belonging to a...
6077171 Iron golf club head including weight members for adjusting center of gravity thereof  
An iron golf club head comprised of a head body 10 made of light metal such as titanium and containing a plurality of weight members 16. The head body 10 includes a front surface 13, a rear surface...
6071198 Iron golf club set  
In an iron golf club set including at least seven iron golf clubs of the third to ninth club numbers, each moment (Mx(gfmm)=W×cos θ×L) of each club of the iron golf clubs is set at a range...
6045456 Golf club with improved weighting and vibration dampening  
A golf clubhead having a cavity back design and a three piece construction. The clubhead body portion includes a strike face insert cavity for receiving a strike face insert and further includes a...
6045455 Inertially tailored golf club heads  
Inertially tailored golf club heads. 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...
6033320 Utility golf club  
A utility golf club including a shaft having a grip at a first end and a metal wood-type head at the second end. The golf club has a length which is typical for putters and the metal wood-type head...
5984803 Variable weight distribution in a golf club head by reducing hosel length  
A set of golf clubs which utilizes progressively longer hosel lengths for the purpose of enlarging the main body of the clubhead and/or redistributing weight within the main body of the clubhead....
5890971 Golf club set  
This invention relates to a golf club set comprising at least seven iron type golf clubs of Nos. 3 to 9 the loft angle of which increases progressively within the range of 15°≤θ≤45° and the...
5879241 Matched set of golf clubs and method of producing the same  
The present invention provides a matched set of golf clubs, wherein each club in a set of golf clubs, irons, woods, or a combination thereof, provides the golfer with precisely the same feel,...
5823887 Iron golf club set  
A set of iron golf clubs permitting to hit a ball correctly with a positive ball catching and less pulling even when used by any average golfer, in which as the club number ascends, the center...
5800282 Set of iron-type golf club heads  
A correlated set of iron-type golf club heads, wherein each head in the set employs the same sized vibration damping plaque. Each club head includes a substantially planar blade element having a...
5795240 Mechanical locking device for attaching a shaft to a golf club head  
A mechanical locking device for use in attaching the shaft of a golf club to the clubhead. An angle is cast inside the hosel at the base of the hosel bore. The tip of the shaft is cut at an angle...
5788584 Golf club head with perimeter weighting  
A golf club metal wood head made of lighter weight material than stainless steel, such as aluminum alloy, has a front wall with an outer striking face, an upper wall, a lower wall, a rear wall, a...
5785605 Hollow, metallic golf club head with configured medial ridge  
In combination with a golf club head which comprises a shell having toe and heel portions, a front wall defining a forward facing ball-striking face, and top and bottom walls, the bottom wall...
5769733 Method for balancing a set of golf clubs  
One embodiment of the present invention relates to a system for balancing a set of clubs such that the dynamic moments of inertia, including inertial components attributable to the golfer's arms,...
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