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| Number | Title | Issue Date |
| 8105183 | Celluloid-free table-tennis ball The invention relates on one hand to a celluloid-free table-tennis ball, preferably having a diameter of 38.5 to 48 mm, a weight between 2.0 and 4.5 grams, and a shell thickness (approximately) between 0.20 mm and 1.30 mm, where the shell is composed of plastic, who... | 01/31/2012 |
| 7326129 | Multi-piece golf ball and manufacturing method thereof A multi-piece golf ball has a core 3, an interlayer 5, and a cover 7, the core 3 having a spherical main part 9 and a plurality of ribs 11 provided on the surface of the main part 9, the interlayer 5 being inse... | 02/05/2008 |
| 7259191 | Multi-layer golf ball with a foamed intermediate layer A golf ball with relatively rigid inner core and soft intermediate layer is disclosed. The rigid inner core maintains the balls' high coefficient of restitution at high impact speeds, while the soft intermediate layer provides better feel for greenside play. The int... | 08/21/2007 |
| 7232382 | Liquid-filled golf ball with preferential internal structures A golf ball having a spherical shell with a plurality of internal structures is disclosed herein. A fluid material is disposed within the spherical shell. The plurality of internal structures effect the spin decay of the golf ball. ... | 06/19/2007 |
| 7041012 | Golf ball 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 resi... | 05/09/2006 |
| 6995191 | Multi-layer golf ball with a foamed intermediate layer A golf ball with relatively rigid inner core and soft intermediate layer is disclosed. The rigid inner core maintains the balls' high coefficient of restitution at high impact speeds, while the soft intermediate layer provides better feel for greenside play. The int... | 02/07/2006 |
| 6991561 | Golf ball having a controlled variable moment of inertia and method of making same A golf ball is provided having a controlled variable moment of inertia. The golf ball includes a core defining at least one hollow channel. At least one movable weight is located within each hollow channel. The end of the hollow channel at the outer edge of the core... | 01/31/2006 |
| 6855071 | Multi-piece golf ball and method for manufacturing the same A multi-piece golf ball with improved carry without sacrificing properties like spin performance, durability, coefficient of restitution, and the feel when the ball is hit, the golf ball including a core, an intermediate layer surrounding the core, and the cover sur... | 02/15/2005 |
| 6773363 | Hollow layered golf ball A golf ball having an improved core that comprises solid projections to produce a partially hollow core that is sectioned into hollow pockets separated by solid walls, thereby providing a durable core that has a reduced specific gravity. The projections being flexib... | 08/10/2004 |
| 6755753 | Golf ball having a controlled variable moment of inertia A golf ball is provided having a controlled variable moment of inertia. The golf ball includes a core defining at least one hollow channel. At least one movable weight is located within each hollow channel. The end of the hollow channel at the outer edge of the core... | 06/29/2004 |
| 6586511 | Golf ball compositions and method of making same The present invention is directed to a golf ball and to a process for forming a golf ball having at least one layer, where the layer is formed of a saponified polymer/oxa acid blend, having from about 65 to about 99 parts of at least one saponified polyme... | 07/01/2003 |
| 6486250 | Golf ball compositions comprising saponified polymer and polyamide blends The present invention is directed to a golf ball and a to a process for forming a golf ball having least one layer, where the layer is formed of a saponified polymer/polyamide blend, having from about 1 to about 99 parts of at least one saponified polymer... | 11/26/2002 |
| 6476130 | Golf ball compositions formed from single catalyzed polymers Golf ball compositions, which contain olefinic polymers produced by use of single-site catalysts. Such polymers can be functionalized with a post-polymerization reaction. The single-site catalyzed polymers may be blended with ionomers, other grafted or no... | 11/05/2002 |
| 6391966 | Golf ball compositions The present invention is directed to a golf ball and a to a process for forming a golf ball having least one layer, where the layer is formed of a saponified polymer/metallocene catalyzed polymer blend, having from about 1 to about 99 parts of at least on... | 05/21/2002 |
| 6284840 | Golf ball core compositions containing high Vicat softening temperature, resilient thermoplastic materials The invention is directed to golf ball core compositions comprising at least one natural or synthetic rubber and at least one high Vicat softening temperature thermoplastic material, methods of preparing the compositions, and golf ball cores and golf ball... | 09/04/2001 |
| 6255361 | Golf ball compositions and method of making same The present invention is directed to a golf ball and to a process for forming a golf ball having at least one layer, where the layer is formed of a saponified polymer/oxa acid blend, having from about 65 to about 99 parts of at least one saponified polyme... | 07/03/2001 |
| 6207784 | Golf ball comprising anionic polyurethane or polyurea ionomers and method of making the same The invention provides a golf ball having a core, intermediate layer, cover and/or coating comprising in whole or in part of an anionic polyurethane or polyurea ionomer. The anionic polyurethane or polyurea ionomer preferably comprises a sulfonate or carb... | 03/27/2001 |
| 6150462 | Golf ball compositions formed from single site catalyzed polymers Golf ball compositions, which contain olefinic polymers produced by use of single-site catalysts. Such polymers can be functionalized with a post-polymerization reaction. The single-site catalyzed polymers may be blended with ionomers, other grafted or no... | 11/21/2000 |
| 6025442 | Golf ball incorporating metallocene polymer blends The disclosed invention provides novel golf ball compositions which contain olefinic based ionomers and non-ionic olefinic copolymers produced by use of metallocene catalysts. These compositions exhibit improved mechanical properties such as tensile and f... | 02/15/2000 |
| 5984805 | Golf ball A golf ball includes a spherical outer-layer core having a concentric spherical inner cavity and having a wall thickness of 5-10 mm. A spherical inner-layer core having a diameter smaller than that of the spherical cavity is disposed within the spherical ... | 11/16/1999 |
| 5981658 | Golf ball incorporating grafted metallocene catalyzed polymer blends The disclosed invention provides novel golf ball compositions which contain non-ionic olefinic copolymers produced by use of metallocene catalysts, wherein the metallocene catalyzed polymers have been functionalized with a post-polymerization reaction. Th... | 11/09/1999 |
| 5948864 | Golf ball incorporating liquid crystalline polymers Novel golf ball compositions which contain liquid crystalline polymers and liquid crystalline polymer blends. These compositions can be foamed or unfoamed. Golf balls that employ at least one layer of these blends in any of the golf ball cover, core, or a... | 09/07/1999 |
| 4643424 | Ball for ballgames and manufacturing process thereof A plurality of granules of a hard synthetic resin and a soft synthetic resin are heated with a blowing agent to a temperature between the softening temperatures of the hard and soft resins for a predetermined time and are molded to form a ball. The result... | 02/17/1987 |
| 4274637 | Golf ball having cellular cover The subject invention relates to a golf ball having a cover which is completely or partially formed from a cellular polymeric material. By incorporating the subject invention into a golf ball structure, it is possible to selectively alter its "feel" chara... | 06/23/1981 |
