| Patent Number |
Title Of Patent |
Date Issued |
| 7605211 |
Ionomer composition for golf ball, production method thereof and golf ball using the same |
October 20, 2009 |
| The present invention provides a golf ball with excellent abrasion-resistance, durability and resilience having an ionomer resin cover therein. The ionomer composition for the golf ball of the invention comprises a reaction product obtained by reacting a telechelic copolymer having f |
| 7497790 |
Golf ball |
March 3, 2009 |
| The present invention provides a golf ball having excellent shot feel, controllability, rebound characteristics, scuff resistance, yellowing resistance and productivity. The present invention relates to a golf ball comprising a core and a cover covering the core, wherein the cover co |
| 7479072 |
Golf ball |
January 20, 2009 |
| The object of the present invention is to provide a golf ball having the individualized appearance as well as the improved visibility, which the mark should inherently provide, by imparting the luster (brilliance) to the mark, without lowering the durability of the mark, even if the mark |
| 7390542 |
Golf ball |
June 24, 2008 |
| The golf ball includes a core, an intermediate layer for covering the core and a cover layer for covering the intermediate layer, wherein the intermediate layer is formed of a resin composition containing a cation-treated phillosilicate and having a Shore D hardness of 56 or higher. |
| 7387821 |
Golf ball and process for preparing the same |
June 17, 2008 |
| The object of the present invention is to provide a golf ball having a paint film which is obtained from an environment-friendly aqueous paint and is excellent in the durable adhesion.The present invention provides a golf ball comprising a golf ball body, and a paint film covering said |
| 7281995 |
Three-piece solid golf ball |
October 16, 2007 |
| The present invention provides a three-piece solid golf ball having excellent shot feel, controllability, rebound characteristics, scuff resistance, yellowing resistance and productivity. The present invention relates to a three-piece solid golf ball comprising a core composed of a c |
| 7264559 |
Golf ball |
September 4, 2007 |
| The golf ball includes a core, an intermediate layer for covering the core and a cover layer for covering the intermediate layer, wherein the cover layer is formed of a resin composition having a Shore D hardness of 52 or higher and the intermediate layer is formed of a resin composition |
| 7252602 |
Golf ball |
August 7, 2007 |
| Golf ball 2 has numerous double radius dimples and numerous triple radius dimples on the surface thereof. The double radius dimple has a first side wall face having a curvature radius R1, and a bottom face having a curvature radius R2 that is 5 times or more and 55 times or less greater |
| 7229583 |
Method of producing a golf ball |
June 12, 2007 |
| A method of producing a golf ball with uniform thickness by, eliminating defective air between the cover and the core, an insufficient thickness of the cover and an uneven thickness of the cover wherein in the step of heat and compression molding to cover the core or an intermediate laye |
| 7226557 |
Method of producing a golf ball |
June 5, 2007 |
| There is provided a method of producing a golf ball, capable of forming a cover to have a uniform thickness to produce a golf ball excellent in resistance to abrasion. The method includes a step to subject a cover material mainly composed of a thermoplastic resin to heat and compression |
| 7208114 |
Golf ball manufacturing method |
April 24, 2007 |
| A golf ball is provided which contains a core and a cover. In the forming of the cover, two half shells made from a thermoplastic resinous composition are used to cover the core, the composite is put in a spherical mold, then, the mold is clamped. Thereafter, the thermoplastic resin |
| 7201674 |
Golf ball |
April 10, 2007 |
| Golf ball 2 has a core 4, a mid layer 5 and a cover 6. This mid layer 5 includes 20 parts by weight or greater and 60 parts by weight or less of a styrene block-containing thermoplastic elastomer having a material hardness of less than 10, and 40 parts by weight or greater and 80 parts |
| 7066841 |
Golf ball |
June 27, 2006 |
| A golf ball containing a core and a cover, the core being composed of a center and a mid layer. Numerous dimples are formed on the surface of the cover. The cover includes a thermoplastic polyurethane elastomer as a principal component. The Shore D hardness of the cover is 30 or greater |
| 7059975 |
Two-piece solid golf ball |
June 13, 2006 |
| A two-piece solid golf ball having long flight distance when hit by a middle iron club to a driver, large spin amount when hit by a short iron club and the like and excellent controllability, while maintaining good shot feel as good as thread wound golf ball, said golf ball including a |
| 7052415 |
Golf ball |
May 30, 2006 |
| Golf ball has a core, a cover, and numerous dimples 12 formed on the surface of this cover. Principal component of the cover is a polyurethane elastomer. This cover has a Shore D hardness of 30 or greater and 55 or less. Occupation ratio Y of total area of the dimples 12 to surface area |
| 7044865 |
Golf ball |
May 16, 2006 |
| Golf ball 1 has a core 2 and a cover 3. The core 2 is composed of a center 4 and a mid layer 5. Numerous dimples 6 are formed on the surface of the cover 3. Base polymer of this cover 3 includes a thermoplastic polyurethane elastomer as a principal component. Shore D hardness of this |
| 7041012 |
Golf ball |
May 9, 2006 |
| A golf ball 2 has a core 4, a cover 6, and numerous dimples 8. This cover 6 is composed of a resin composition which includes a thermoplastic styrene elastomer and an ionomer resin as principle components. A melt index of this resin composition at 190.degree. C. is equal to or greater |
| 6910975 |
Golf ball |
June 28, 2005 |
| A base polymer of a cover 3 of a golf ball 1 includes a thermoplastic polyurethane elastomer as a principal component. Dimples 6 are formed on the surface of the cover 3. A proportion R1 of number of dimples 6 having a ratio (B/T), which is a ratio of a height B of a bottom of the dimple |
| 6905425 |
Golf ball |
June 14, 2005 |
| A golf ball is provided that is soft and thus provides an excellent shot feeling, the golf ball exhibiting less deterioration in impact resilience and a superior spin characteristic. The golf ball is further superior in burr resistance and scuff resistance when being shot by an iron club |
| 6814675 |
Multi-piece solid golf ball |
November 9, 2004 |
| The present invention provides a multi-piece solid golf ball, which is superior in flight distance, shot feel, controllability and scuff resistance. The present invention relates to a multi-piece solid golf ball comprising a core consisting of a center and an intermediate layer, and a |
| 6802786 |
Solid golf ball |
October 12, 2004 |
| The present invention provides a solid golf ball having long flight distance obtained by accomplishing high launch angle and low spin amount, and having excellent shot feel, rebound characteristics, scuff resistance and yellowing resistance. The present invention relates to a solid golf |
| 6783467 |
Thread-wound golf ball |
August 31, 2004 |
| In a thread-wound golf ball having a cover wrapped around a rubber thread layer formed by winding a rubber thread around a center, the volume ratio of the rubber thread layer to the thread-wound golf ball is 10-20%. When deformation formed by applying an initial load of 98N to a final lo |
| 6755754 |
Golf ball |
June 29, 2004 |
| To provide superior hit feel, a high coefficient of restitution, superior spin characteristics (controllability) and in addition thereto superior abrasion resistance when it is hit with an iron club, a golf gall includes a center core, an intermediate layer and a cover, wherein: the cent |
| 6743121 |
Multi-piece solid golf ball |
June 1, 2004 |
| The present invention provides a multi-piece solid golf ball, which is superior in flight distance, spin performance, shot feel and scuff resistance. The present invention relates to a multi-piece solid golf ball comprising a core consisting of a center and an intermediate layer, and a |
| 6676538 |
Golf ball, and golf ball printing ink |
January 13, 2004 |
| A golf ball bearing a mark having superior durability and glittering in a gold color is provided. The mark is obtained by printing with use of the ink having a resin and a metal powder including particles each having a main body of copper and a copper-zinc alloy portion on a surface of t |
| 6656061 |
Solid golf ball |
December 2, 2003 |
| The present invention provides a solid golf ball having long flight distance obtained by accomplishing high launch angle and low spin amount, and having excellent shot feel, rebound characteristics, scuff resistance and yellowing resistance. The present invention relates to a solid golf |
| 6623379 |
Golf ball |
September 23, 2003 |
| There is provided a golf ball bearing highly fashionable marks representing a brand name and a play number, both of which are excellent in visibility. The golf ball has two sorts of marks printed on its ball body surface. The two marks have similar colors and a CIE L*a*b* color differenc |
| 6620059 |
Multi-piece solid golf ball |
September 16, 2003 |
| The present invention provides a multi-piece solid golf ball having excellent flight distance, spin performance, shot feel and scuff resistance. The present invention relates to a multi-piece solid golf ball comprising a core consisting of a center and an intermediate layer, and a co |
| 6616548 |
Two-piece solid golf ball |
September 9, 2003 |
| The present invention provides a two-piece solid golf ball having long flight distance, high spin amount at approach shot and excellent controllability, while maintaining good shot feel. The present invention relates to a two-piece solid golf ball comprising a core and a cover coveri |
