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| Application No. | Application Title | Issue Date |
| 20100022324 | GOLF CLUB SHAFT A shaft 6, which is a tubular body, includes a laminate of fiber reinforced resin layers. This fiber reinforced resin layer includes a matrix resin and a fiber. When a portion with a minimum thickness in the entire shaft is defined as a thinnest part, the entire ... | 01/28/2010 |
| 20090156323 | Golf club A hosel portion (22) has a screw portion (32) formed on an internal surface or external surface thereof and a hosel hole (28). A screw member (10) has a through hole (30) for causing a shaft (6) and an inner member (8) to... | 06/18/2009 |
| 20090149271 | Head for golf putter and golf putter A golf putter (2) includes a head (4), a grip (6) and a shaft (8). The head (4) has a head body (h1) formed of a metal and a face member (f1) formed by an elastic material. A front surface (Ff) of the face member (f1 | 06/11/2009 |
| 20090143163 | Golf club and grip for golf club A golf club (2) includes a head (4), a shaft (6) and a grip (8). At least one siping groove (g1) is provided on a surface of the grip (8). The siping groove (g1) is bent in a direction (Dd) of a depth of the grip. A width... | 06/04/2009 |
| 20090124431 | Golf ball The invention provides a golf ball excellent in abrasion resistance and a repulsion property. The present invention provides a golf ball comprising a core and a cover covering the core, wherein the cover is made from a cover composition containing, as a resin component,... | 05/14/2009 |
| 20090124430 | Golf ball An object of the present invention is to provide a golf ball comprising a core and a cover, wherein the cover is made from a cover composition containing, as a resin component, a thermoplastic polyurethane (A) and a polyisocyanate mixture (B) in which a urethane prepoly... | 05/14/2009 |
| 20090124429 | Golf ball An object of the present invention is to provide a golf ball comprising a core and a cover, wherein the cover is made from a cover composition containing, as a resin component, a thermoplastic polyurethane (A) and 05/14/2009 | |
| 20090124421 | Golf ball An object of the present invention is to provide a golf ball comprising a core consisting of a center and at least one intermediate layer covering the center, and a cover covering the core, wherein the cover is made from a cover composition containing, as a resin compon... | 05/14/2009 |
| 20090124420 | Golf ball The object of the present invention is to provide a golf ball that satisfies both of the flight distance at the shot with a driver, a long iron, and a middle iron and the controllability at the approach shot with a short iron and is also excellent in the abrasion resist... | 05/14/2009 |
| 20090118034 | Golf club head A head (2) includes a head body (4), an additional member (6) in which a contour shape obtained by a projection onto a plane has a rotational symmetric axis (z1), and a holding mechanism (28) for holding the additional member (6... | 05/07/2009 |
| 20090118033 | Golf club head A golf club head with a vibration absorber capable of absorbing unpleasant vibrations on off-center hits without absorbing agreeable vibrations on on-center hits is disclosed. The head comprises a head main body made of a metal material, and a vibration absorber made of... | 05/07/2009 |
| 20090118032 | Wood-type golf club head A wood-type golf club head has a hollow structure comprising a face portion having a back surface and a front surface defining a club face for striking a ball, a crown portion, a sole portion, and a side portion between the crown portion and sole portion. The hollow str... | 05/07/2009 |
| 20090111605 | Golf putter A real loft angle of a putter (2) is one to four degrees. In a reference section (D1), an intersection point of a line which passes through a center of gravity (g1) of a head and is perpendicular to a horizontal plane (H1) and a sole surface ... | 04/30/2009 |
| 20090105012 | Golf ball Golf ball 2 of the present invention has core 4, cover 10 situated on the external side of the core 4, and paint layer provided to cover this cover 10. The base polymer of the cover 10 is a urethane resin. The base polymer of th... | 04/23/2009 |
| 20090098324 | Tubular body manufacturing method and tubular body The present invention relates to a method of manufacturing an FRP tubular body. The manufacturing method includes the steps of winding a fiber reinforced resin member containing a fiber and a matrix resin around a mandrel, thereby obtaining an intermediate formed body, ... | 04/16/2009 |
| 20090082137 | Golf ball The present invention provides a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a cover composition containing a non-petroleum based polyester resin as a resin component (A) and a needle-like and/or fibrous filler (B). The pr... | 03/26/2009 |
| 20090075759 | Golf ball Golf ball 2 has core 4, cover 6 and paint layer 12. The base polymer of the cover 6 includes a thermoplastic polyurethane elastomer. The cover includes 0.1 parts by weight or more and 10 parts by weight or less of a hindered amine heat... | 03/19/2009 |
| 20090075758 | Golf ball Golf ball 2 has core 4, cover 6 and paint layer 12. The base polymer of the cover 6 includes a thermoplastic polyurethane elastomer. The cover 6 includes a benzotriazole based ultraviolet ray absorbing agent, a hindered amine li... | 03/19/2009 |
| 20090075752 | Golf club head A hollow golf club head has a head volume of not less than 430 cc, a lateral moment of inertia of from 5000 to 5900 g sq·cm, and a club head thickness of from 45 to 58 mm. In a vertical plane including a sweet spot and the center of gravit... | 03/19/2009 |
| 20090069113 | Golf club head A golf club head having a hollow structure comprising a head main body provided with a top opening and a crown plate fitted in the top opening is disclosed. The head main body is provided with a support for the crown plate extending along the edge of the top opening and... | 03/12/2009 |
| 20090069111 | Golf club A golf club (2) includes a head (4), a shaft (6) and a grip (8). An elastic member (10) is attached to an external surface of the shaft (6). The elastic member (10) is ring-shaped and has no end. The elastic member (10... | 03/12/2009 |
| 20090069109 | Golf club shaft A shaft 6 is formed by a prepreg sheet. The sheet of the shaft 6 includes full length sheets (a2), (a3), (a8) and (a11) provided wholly in a longitudinal direction of the shaft, and partial sheets (a1), (a4), (a... | 03/12/2009 |
| 20090062037 | Golf ball Golf ball 2 has core 4, cover 6 and paint layer 12. The base polymer of the cover 6 includes a thermoplastic polyurethane elastomer. The cover 6 includes one or more kinds of ultraviolet ray absorbing agents. The paint layer ... | 03/05/2009 |
| 20090054176 | Golf ball Golf ball 2 has spherical main body 4, mark layer 6 and paint layer 8. The main body 4 has spherical core 10, and cover 12 provided to cover this core 10. The cover 12 does not include titanium oxide. The co... | 02/26/2009 |
| 20090054175 | Golf ball Golf ball 2 has spherical core 4, cover 6 positioned outside the core 4, mark layer 8 and paint layer 10. The resin composition of the cover 6 includes composite particles. The composite particle has a nucleus and a coat ... | 02/26/2009 |
| 20090042671 | Golf ball Golf ball 2 has spherical core 4, and cover 6 provided so as to cover this core 4. The core 4 has spherical center 8, and mid layer 10 provided so as to cover this center 8. The resil... | 02/12/2009 |
| 20090042670 | Golf ball Golf ball 2 has spherical core 4 and cover 6 provided so as to cover this core 4. The core 4 has spherical center 8 and mid layer 10 provided so as to cover this center 8. The resilience coefficient Ec of the cente... | 02/12/2009 |
| 20090036229 | Golf club head In a golf club head, a horizontal direction oriented from the toe side toward the heel side is defined as an X direction, while a vertical upward direction is defined as a Y direction; and the coordinate of the center of the hit face is defined as (0, 0); the coordinate... | 02/05/2009 |
| 20090029792 | Golf club shaft A golf club shaft (10) having a weight not less than 30 g nor more than 60 g. The golf club shaft (10) includes a bias layer (B1) composed of a prepreg whose reinforcing fibers have an orientation angle of not less than ±10° nor more than 80° to ... | 01/29/2009 |
| 20090023515 | Golf ball An object of the present invention is to provide a golf ball having a polyurethane cover, which is in excellent in abrasion resistance and durability without lowering the productivity. The present invention provides a golf ball comprising a core and a cover covering the... | 01/22/2009 |
| 20090017948 | Racket A racket including a string-stretching part for forming a ball-hitting face by tensionally mounting strings in string holes, formed through the string-stretching part, in which grommets are mounted respectively. As the grommets, a double-tubular grommet is mounted in at... | 01/15/2009 |
| 20090017938 | Wood-type golf club head A wood-type golf club head has a club face provided with a face roll, and the radius of curvature Y in inch of the face roll satisfies: Ma/Y=<250 and Ma>=3000, wherein Ma is a vertical moment of inertia in g sq·cm of the head around a horizontal axis extending th... | 01/15/2009 |
| 20090017937 | Wood-type golf club head A wood-type golf club head comprises a hollow structure having a geometrical arrangement for improving the directionality and carry distance of the struck ball, wherein the ratio (W/L) of a size (W) of the head in the back-and-forth direction to a size (L) of the head i... | 01/15/2009 |
| 20090005190 | Wood-type golf club head A wood-type golf club head has a hollow structure having a specific configuration in which, in order to make it easier to rotate the club head around the clubshaft during swing while maintaining a large lateral moment of inertia, the relative positions of the club face,... | 01/01/2009 |
| 20080311326 | Method for producing tubular body made of fiber reinforced resin and tubular body produced by method A method for producing a tubular body includes a step of winding at least one of winding bias prepregs, at least one of straight prepregs, and at least one of hoop prepregs round a core. At the winding step, after the hoop prepreg and/or the hoop prepreg are adherently ... | 12/18/2008 |
| 20080305891 | Golf ball Golf ball 2 has spherical core 4, and cover 6 provided so as to cover this core 4. The core 4 has spherical center 8, and mid layer 10 provided so as to cover this center 8. The center 8 is constituted with ... | 12/11/2008 |
| 20080293510 | Golf club Golf club 2 has shaft 6, head 4, inner member 8 and screw member 10. The inner member 8 has shaft channel 46 provided so as to open on the top end side, and engaging hole 52 provided separately from this shaft chan... | 11/27/2008 |
| 20080287216 | Iron-type golf club head An iron-type golf club head comprises: a main unit made of a carbon steel having a carbon content Ch (wt %) and integrally including a hosel attached to a club shaft; and a face plate made of a carbon steel having a carbon content Cf (wt %) and attached to the main unit... | 11/20/2008 |
| 20080261716 | Golf Club Golf club 2 has shaft 6, head 4, inner member 8 and cap 10. The head 4 has hosel member 22, and this hosel member 22 screw member 26 formed on the outer peripheral face thereof, and hosel hole 28. The... | 10/23/2008 |
| 20080254910 | Golf club head A golf club head comprises a face portion whose front face forms a clubface having a clubface roll of a radius R, and the clubface is provided with a plurality of parallel grooves extending straight at an angle of not more than 10 degrees with respect to the toe-and-hee... | 10/16/2008 |
