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| Number | Title | Issue Date |
| 7922595 | Golf training aid A golf training aid utilizes a sliding ball assembly enabling sensory feedback for training golfers to make correct golf swings. ... | 04/12/2011 |
| 7857705 | Auditory feedback for golfers' face closure rate A device to improve the feedback to the golfer relative to the rotation of the club head and thus provide valuable feedback to the golfer on the rate and timing of the club head rotation to golf ball impact is disclosed herein. The device is a training and practice ... | 12/28/2010 |
| 7556567 | Multiple material golf club head A golf club (40) having a club head (42) with a face component (60), an aft body (61), and a sound modifying component (59) is disclosed herein. The face component (60) has a striking plate portion (72) and a return p... | 07/07/2009 |
| 7402112 | Multiple material golf club head A golf club (40) having a club head (42) with a face component (60), an aft body (61), and a sound modifying component (59) is disclosed herein. The face component (60) has a striking plate portion (72) and a return p... | 07/22/2008 |
| 7354355 | Golf club head or other ball striking device with modifiable feel characteristics Ball striking devices, such as golf club heads (including putter heads), include devices within and/or otherwise engaged with the ball striking head that allow users to selectively change the sound and/or other aspects of the “feel” associated with using the bal... | 04/08/2008 |
| 7331875 | Attachable sensor for putting stroke path and plane detection A putter trainer device for detecting inaccuracies in a golf puffing stroke. The puffing trainer device of the present invention is releasably (2) attached to a shaft of a golf putter and comprises two guided ramps (19A, 19B) with each ramp havi... | 02/19/2008 |
| 7323914 | Charge pump circuit Adverse effects of switching noise produced by a charge pump circuit on a displayed image are prevented. In a synchronizing separation circuit 18, a synchronizing signal is separated from a video signal. The separated synchronizing signal is subjected to ½ f... | 01/29/2008 |
| 7320646 | Multiple material golf club head A golf club (40) having a club head (42) with a face component (60), an aft body (61), and a sound modifying component (59) is disclosed herein. The face component (60) has a striking plate portion (72) and a return p... | 01/22/2008 |
| 7309291 | Golf club head with alignment indicia A golf club head includes a body and ball alignment indicia that protrudes forwardly of the front surface of the body. A transparent plate covers the ball alignment indicia and has a front face arranged for impacting a golf ball. A flange on the transparent plate is... | 12/18/2007 |
| 7267620 | Golf club head A golf club head comprising a body and a face insert is provided. The body defines a front opening, and the face insert is attached at and closes the front opening. The face insert comprises prepreg plies having a fiber areal weight of less than 100 g/m2.... | 09/11/2007 |
| 7261645 | Golf club head A hollow golf club head comprises: a metal member made of at least one kind of metal material having at least one opening in a crown portion thereof; and a FRP member made of a fiber reinforced resin attached to the metal member so... | 08/28/2007 |
| 7258630 | Multiple material golf club head A wood-type golf club head (40) having a major body (50), a striking plate insert (55) and a minor body (60) is disclosed herein. The major body (50) is composed of a metal material and has a front wall section (72), a retur... | 08/21/2007 |
| 7250007 | Wood type golf club head A golf club head includes a striking plate, a golf club head body and a plurality of annular flexible portions. In assembling, the striking plate mechanically connects to a front side of the golf club head body. The golf club head body forms a crown portion, a sole ... | 07/31/2007 |
| 7247104 | COR adjustment device A golf club head with a variable coefficient of restitution is disclosed and claimed. The club head includes a bias member that contacts and exerts a force against the interior surface of the face. The force exerted against the interior of the face lessens the face ... | 07/24/2007 |
| 7234351 | Electronic measurement of the motion of a moving body of sports equipment An application of rate gyros and accelerometers allows electronic measurement of the motion of a rigid or semi-rigid body, such as a body associated with sporting equipment including a fly rod during casting, a baseball bat, a tennis racquet or a golf club during sw... | 06/26/2007 |
| 7229362 | Golf club head or other ball striking device with discrete regions of different density Ball striking devices may include: (a) a sole member; (b) at least one intermediate body member; (c) a crown member; and (d) a face member. The materials making up the sole member, the intermediate body member(s), and the crown member may be selected so that the den... | 06/12/2007 |
| 7217197 | Golf swing training device A small lightweight golfers' aide comprising low-level high frequency physical vibration generator within a housing for transmitting the vibrations to a golfer as physical vibration patterns indicative of a preferred swing tempo for the golfer. ... | 05/15/2007 |
| 7160205 | Golf club head A golf club head whose head volume is in a range of from 355 to 450 cc comprises a hollow body comprising a face portion and sole portion each made of a metal material, and the hollow body has a structure producing a ball-hitting sound whose maximum sound pressure l... | 01/09/2007 |
| 7147570 | Method for fitting golf clubs A method is disclosed for effectively guiding golfers and/or their fitting professionals toward the selection of a particular wood-type golf club that is optimally matched or fitted to each golfer's particular swing characteristics, the selection being made from a s... | 12/12/2006 |
| 7125344 | Multiple material golf club head A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61 | 10/24/2006 |
| 7118493 | Multiple material golf club head A golf club (40) having a club head (42) with a face component (60), an aft body (61), and a sound modifying component (59) is disclosed herein. The face component (60) has a striking plate portion (72) and a return p... | 10/10/2006 |
| 7097572 | Golf club head A hollow metal club head comprises a face portion whose front surface defines the club face, and a turnback wall extending backward from the circumferential edge of the face portion, wherein a head volume is in a range of not less than 440 cc, a height of the club f... | 08/29/2006 |
| 7097573 | Golf club head A golf club head (20) having a body (22) with a front wall (30) with an opening (32) and a striking plate insert (40) is disclosed herein. The body (22) is preferably composed of a light weight material such as a magnesium a... | 08/29/2006 |
| 7056228 | Golf club head providing enhanced acoustics An golf club head is provided, having enhanced sound and feel characteristics. The club head has a hollow main body including a ball-striking face, a sole, a crown, a hosel, and a side portion extending rearwardly from the face. The body further includes a heel regi... | 06/06/2006 |
| 7056229 | Wood golf club head A golf club head includes a housing and a reinforced elastic supporting member. The housing has a front portion on which a face is disposed, a sole portion, a rear portion, a crown portion, a toe portion, a heel portion, a neck, and a chamber inside. The reinforced ... | 06/06/2006 |
| 7001283 | Training machine for golf swing A training machine for golf swing includes a plurality of magnets provided in the opposite position to the grip; a collision device attachable to the magnets, and adapted to be separated from the magnets and collided with other objects by the centrifugal force more ... | 02/21/2006 |
| 6966844 | Golf swing practicing device and method Device and method for enabling practice of the turning-over movement of wrists during a golf swing without using a standard-size golf club. The device includes a shaft having a grip at one end and a length one half or less than the length of the standard size golf c... | 11/22/2005 |
| 6935965 | Golf club device and apparatus for teaching golf swing rhythm and tempo The invention is a device included with a golf club that plays an audible, musical sound file during performance of a golf swing for the benefit of learning a repeatable, rhythmic motion. A sensor detects the first movement of a golf swing and automatically begins t... | 08/30/2005 |
| 6913542 | Golf club for showing swing condition A golf club for showing swing condition has a shaft and a head connecting to the shaft, and the head having a striking face. The golf club has a visible illuminant that is mounted on the head and exposed outside the head with an upward angle. A battery is for provid... | 07/05/2005 |
| 6899633 | Apparatus for generating a complex acoustic profile representing the acceleration pattern of an object moving through a path of travel An apparatus for generating an acoustic profile representing the acceleration pattern of an object moving through a path of travel. The apparatus comprises a flute assembly attachable to a golf club. Preferably, the flute assembly comprises three cross flutes with t... | 05/31/2005 |
| 6852038 | Golf club head and method of making the same A golf club head comprises a hollow body having a cavity, a plurality of rib-like walls provided on the inner surface of the hollow body so as to extend backward from a position near the face portion, and a sound bar disposed behind the face portion so as to extend ... | 02/08/2005 |
| 6837799 | Putter with alignment system A method of aligning a putter, including the steps of providing a putter having a head, a heel, a toe, and a planar striking face including a removable reflecting surface for receiving and reflecting incident light; providing a light source separate from the putter ... | 01/04/2005 |
| 6758761 | Sports swing training device A sports swing training device comprising a grip, a shaft and a head used in practice of swing form of golf club or baseball or softball bat, wherein a hollow space is formed in the head and is partially filled with a liquid such as water or a solid material such as... | 07/06/2004 |
| 6739981 | Golf club angular orientation indicating device A golf club angular orientation indicating device includes an indicator housing, a switch plate and a shaft clamp. The shaft clamp is slidably received by the indicator housing. An orientation bore is formed in the indicator housing to receive the switch plate. The ... | 05/25/2004 |
| 6645083 | Golf training tool providing audio feedback A golf training tool for teaching a proper golf swing, and a method of using the training tool. The golf training tool includes a gripping portion and an audio feedback mechanism. The audio feedback mechanism includes an elongated tube having first and se... | 11/11/2003 |
| 6592466 | Sound enhance composite golf club head A golf club having a club head composed of a composite material and having an enhanced sound during impact with a golf ball. The golf club head also has a coefficient of restitution greater than 0.8 under test conditions such as the USGA test conditions s... | 07/15/2003 |
| 6517352 | Golf club rhythmic swing meter The invention is an adjustable audible tempo device included in the handle of a golf club or within a clip-on tube attached to the golfer or a golf bag, which may be adjusted to a repetitive rhythmic audible meter, for the development of a consistent swin... | 02/11/2003 |
| 6503149 | Swing training and practice device A swing training and practice device for sports such as golf consisting of a length of substantially rigid hollow tubing having a grip at one end and a weight at the other end with a convoluted tube positioned interior of the substantially rigid tube exte... | 01/07/2003 |
| 6443850 | Swing 2000 golf swing training device A golf swing training device comprising a golf club having a head, shaft and grip and a piston assembly housing is disposed in the club head. A piston is disposed in the housing and is movable therein in a direction parallel to the shaft of the club. A sp... | 09/03/2002 |
| 6413167 | Golf overswing alerting mechanism and golf club with overswing alerting mechanism A golf overswing alerting mechanism is provided which produces a visual and/or audible indicator for the purpose of alerting a golfer to an improper swinging movement of a golf club. The overswing alerting mechanism is housed entirely within the hollow op... | 07/02/2002 |
