Patents by Inventor Rinya Takesue
Rinya Takesue has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8022141Abstract: In a golf ball composed of a core and a cover having a plurality of layers that encloses the core, at least a first layer of the cover is formed primarily of a heated mixture of (A) a metal ion neutralization product of an olefin-unsaturated carboxylic acid copolymer and/or a metal ion neutralization product of an olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer, (B) at least one type of olefin-unsaturated carboxylic acid copolymer and/or olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer having the same content of unsaturated carboxylic acid as component A, and (C) a thermoplastic polyurethane elastomer; and at least one other cover layer adjoining the at least first cover layer is formed primarily of a non-ionomeric thermoplastic elastomer.Type: GrantFiled: April 20, 2009Date of Patent: September 20, 2011Assignee: Bridgestone Sports Co., Ltd.Inventor: Rinya Takesue
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Publication number: 20090203841Abstract: In a golf ball composed of a core and a cover having a plurality of layers that encloses the core, at least a first layer of the cover is formed primarily of a heated mixture of (A) a metal ion neutralization product of an olefin-unsaturated carboxylic acid copolymer and/or a metal ion neutralization product of an olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer, (B) at least one type of olefin-unsaturated carboxylic acid copolymer and/or olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer having the same content of unsaturated carboxylic acid as component A, and (C) a thermoplastic polyurethane elastomer; and at least one other cover layer adjoining the at least first cover layer is formed primarily of a non-ionomeric thermoplastic elastomer.Type: ApplicationFiled: April 20, 2009Publication date: August 13, 2009Applicant: Bridgestone Sports Co., Ltd.Inventor: Rinya TAKESUE
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Patent number: 7563180Abstract: In the present invention, by optimizing the balance of Shore D hardness between the intermediate layer and the cover, the balance of Shore D hardness between the surface and the center in the core, the balance of initial velocity between the core and the sphere, and the balance of Deflection amount between the core and the sphere are optimized, and the total thickness of the intermediate layer and the cover, the inventive golf ball is given a good profile of rebound, feel, controllability and durability.Type: GrantFiled: April 20, 2007Date of Patent: July 21, 2009Assignee: Bridgestone Sports Co., Ltd.Inventors: Hideo Watanabe, Rinya Takesue, Junji Hayashi
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Patent number: 7550535Abstract: In a golf ball composed of a core and a cover having a plurality of layers that encloses the core, at least a first layer of the cover is formed primarily of a heated mixture of (A) a metal ion neutralization product of an olefin-unsaturated carboxylic acid copolymer and/or a metal ion neutralization product of an olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer, (B) at least one type of olefin-unsaturated carboxylic acid copolymer and/or olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer having the same content of unsaturated carboxylic acid as component A, and (C) a thermoplastic polyurethane elastomer; and at least one other cover layer adjoining the at least first cover layer is formed primarily of a non-ionomeric thermoplastic elastomer.Type: GrantFiled: November 3, 2005Date of Patent: June 23, 2009Assignee: Bridgestone Sports Co., Ltd.Inventor: Rinya Takesue
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Publication number: 20090069118Abstract: In a golf ball comprising a core and a cover, at least one layer of the cover is formed of a cover stock composition in which fullerene and/or carbon nanotubes are uniformly dispersed in a thermoplastic resin. The golf ball is prepared by uniformly dispersing fullerene and/or carbon nanotubes in a thermoplastic resin to provide a cover stock composition and forming at least one layer of the cover from the cover stock composition.Type: ApplicationFiled: October 15, 2007Publication date: March 12, 2009Applicant: BRIDGESTONE SPORTS CO., LTDInventors: Rinya TAKESUE, Hiroyuki Nagasawa, Eiji Takehana, Toshihiko Manami
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Publication number: 20080287217Abstract: A mixture having good thermal stability, flow and moldability and suitable as a golf ball-forming material is obtained when a base resin comprising a (metal ion-neutralized) olefin-unsaturated carboxylic acid-unsaturated carboxylate ternary random copolymer and optionally a (metal ion-neutralized) olefin-unsaturated carboxylic acid binary random copolymer is blended with specific proportions of a fatty acid and/or fatty acid derivative and a basic inorganic metal compound capable of neutralizing acidic groups left unneutralized in the base resin and fatty acid. Using the same material, high-rebound golf balls can be effectively manufactured.Type: ApplicationFiled: July 22, 2008Publication date: November 20, 2008Inventors: Rinya Takesue, Yasushi Ichikawa
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Patent number: 7445566Abstract: A golf ball comprising a core, an intermediate layer, and a cover exhibits a good profile of rebound, feel and durability suited for low head speed amateur players when it satisfies the requirements that (Shore D hardness of the cover)?(Shore D hardness of the intermediate layer)>0, (initial velocity (in m/s) of the core enclosed with the intermediate layer)?(initial velocity (in m/s) of the core)>0, 0.90?(Deflection amount of the core enclosed with the intermediate layer)/(Deflection amount of the core)?1.00, and the total thickness (in mm) of the intermediate layer and the cover is up to 3.0 mm.Type: GrantFiled: April 20, 2007Date of Patent: November 4, 2008Assignee: Bridgestone Sports Co., Ltd.Inventors: Hideo Watanabe, Junji Hayashi, Rinya Takesue
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Publication number: 20080176676Abstract: In the present invention, by optimizing the balance of Shore D hardness between the intermediate layer and the cover, the balance of Shore D hardness between the surface and the center in the core, the balance of initial velocity between the core and the sphere, and the balance of Deflection amount between the core and the sphere are optimized, and the total thickness of the intermediate layer and the cover, the inventive golf ball is given a good profile of rebound, feel, controllability and durability.Type: ApplicationFiled: April 20, 2007Publication date: July 24, 2008Inventors: Hideo Watanabe, Rinya Takesue, Junji Hayashi
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Patent number: 7303490Abstract: In a golf ball comprising a core and a cover, at least one layer of the cover is formed of a cover stock composition in which fullerene and/or carbon nanotubes are uniformly dispersed in a thermoplastic resin. The golf ball is prepared by uniformly dispersing fullerene and/or carbon nanotubes in a thermoplastic resin to provide a cover stock composition and forming at least one layer of the cover from the cover stock composition.Type: GrantFiled: September 16, 2004Date of Patent: December 4, 2007Assignee: Bridgestone Sports Co., Ltd.Inventors: Rinya Takesue, Hiroyuki Nagasawa, Eiji Takehana, Toshihiko Manami
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Patent number: 7288031Abstract: A golf ball comprising a core, an intermediate layer, and a cover exhibits a good profile of rebound, feel and durability suited for low head speed amateur players when it satisfies the requirements that (Shore D hardness of the cover)?(Shore D hardness of the intermediate layer)>0, (initial velocity (in m/s) of the core enclosed with the intermediate layer)?(initial velocity (in m/s) of the core)>0, 0.90?(Deflection amount of the core enclosed with the intermediate layer)/(Deflection amount of the core)?1.00, and the total thickness (in mm) of the intermediate layer and the cover is up to 3.0 mm.Type: GrantFiled: November 16, 2005Date of Patent: October 30, 2007Assignee: Bridgestone Sports Co., LtdInventors: Hideo Watanabe, Junji Hayashi, Rinya Takesue
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Patent number: 7273424Abstract: A golf ball comprising a core having a Deflection amount of at least 3.0 mm and up to 6.0 mm, an intermediate layer, and a cover exhibits a good profile of rebound, feel and durability suited for low head speed amateur players when it satisfies the requirements that (Shore D hardness of the cover)?(Shore D hardness of the intermediate layer)>0, (initial velocity (in m/s) of the core enclosed with the intermediate layer)?(initial velocity (in m/s) of the core)>?0.2, 0.90?(Deflection amount of the core enclosed with the intermediate layer)/(Deflection amount of the core)?1.00.Type: GrantFiled: June 29, 2005Date of Patent: September 25, 2007Assignee: Bridgestone Sports Co., Ltd.Inventors: Hideo Watanabe, Junji Hayashi, Rinya Takesue
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Patent number: 7270611Abstract: A golf ball comprising a core, an intermediate layer, and a cover exhibits a good profile of rebound, feel and durability suited for low head speed amateur players when it satisfies the requirements that (Shore D hardness of the cover)?(Shore D hardness of the intermediate layer)>0, (initial velocity (in m/s) of the core enclosed with the intermediate layer)?(initial velocity (in m/s) of the core)>?0.2, 0.90?(Deflection amount of the core enclosed with the intermediate layer)/(Deflection amount of the core)?1.00.Type: GrantFiled: June 29, 2005Date of Patent: September 18, 2007Assignee: Bridgestone Sports Co., Ltd.Inventors: Hideo Watanabe, Junji Hayashi, Rinya Takesue
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Patent number: 7270614Abstract: In the present invention, by optimizing the balance of Shore D hardness between the intermediate layer and the cover, the balance of Shore D hardness between the surface and the center in the core, the balance of initial velocity between the core and the sphere, and the balance of Deflection amount between the core and the sphere are optimized, and the total thickness of the intermediate layer and the cover, the inventive golf ball is given a good profile of rebound, feel, controllability and durability.Type: GrantFiled: February 8, 2006Date of Patent: September 18, 2007Assignee: Bridgestone Sports Co., Ltd.Inventors: Hideo Watanabe, Rinya Takesue, Junji Hayashi
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Publication number: 20070197313Abstract: A golf ball comprising a core, an intermediate layer, and a cover exhibits a good profile of rebound, feel and durability suited for low head speed amateur players when it satisfies the requirements that (Shore D hardness of the cover)?(Shore D hardness of the intermediate layer)>0, (initial velocity (in m/s) of the core enclosed with the intermediate layer)?(initial velocity (in m/s) of the core)>0, 0.90?(Deflection amount of the core enclosed with the intermediate layer)/(Deflection amount of the core)?1.00, and the total thickness (in mm) of the intermediate layer and the cover is up to 3.0 mm.Type: ApplicationFiled: April 20, 2007Publication date: August 23, 2007Inventors: Hideo Watanabe, Junji Hayashi, Rinya Takesue
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Publication number: 20070100075Abstract: In a golf ball composed of a core and a cover having a plurality of layers that encloses the core, at least a first layer of the cover is formed primarily of a heated mixture of (A) a metal ion neutralization product of an olefin-unsaturated carboxylic acid copolymer and/or a metal ion neutralization product of an olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer, (B) at least one type of olefin-unsaturated carboxylic acid copolymer and/or olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer having the same content of unsaturated carboxylic acid as component A, and (C) a thermoplastic polyurethane elastomer; and at least one other cover layer adjoining the at least first cover layer is formed primarily of a non-ionomeric thermoplastic elastomer.Type: ApplicationFiled: November 3, 2005Publication date: May 3, 2007Inventor: Rinya Takesue
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Patent number: 7211610Abstract: A golf ball material comprises a heated mixture having a melt index of at least 1.0 dg/min, which mixture is composed of (A) a thermoplastic resin, (B) a fatty acid or fatty acid derivative having a molecular weight of at least 280, and (C) a basic inorganic metal compound capable of neutralizing acidic groups in components A and B. The material including a highly neutralized ionomer resin has good thermal stability, flow characteristics and moldability. The invention is also directed at high-rebound golf balls which can be easily and efficiently manufactured using the same material.Type: GrantFiled: July 26, 2005Date of Patent: May 1, 2007Assignee: Bridgestone Sports Co., Ltd.Inventors: Rinya Takesue, Yasushi Ichikawa
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Patent number: 7201671Abstract: A multi-piece solid golf ball exhibits a good profile of rebound, feel and durability suited for low head speed amateur players when it satisfies the requirements that (Shore D hardness of the cover)?(Shore D hardness of the intermediate layer)>0, (initial velocity (in m/s) of the core enclosed with the intermediate layer)?(initial velocity (in m/s) of the core)>?0.2, 0.90?(Deflection amount of the core enclosed with the intermediate layer)/(Deflection amount of the core)?1.00, the total of the thickness of the intermediate layer and the thickness of the cover is up to 3.0 mm, and the ball has a coefficient of lift (CL) when hit of at least 0.165 at a Reynolds number of 70,000 and a spin rate of 2,000 rpm, and a coefficient of drag (CD) when hit of not more than 0.230 at a Reynolds number of 180,000 and a spin rate of 2,520 rpm.Type: GrantFiled: January 5, 2006Date of Patent: April 10, 2007Assignee: Bridgestone Sports Co., Ltd.Inventors: Hideo Watanabe, Atsuki Kasashima, Rinya Takesue, Junji Hayashi
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Publication number: 20070060706Abstract: A mixture having good thermal stability, flow and moldability and suitable as a golf ball-forming material is obtained when a base resin comprising a (metal ion-neutralized) olefin-unsaturated carboxylic acid-unsaturated carboxylate ternary random copolymer and optionally a (metal ion-neutralized) olefin-unsaturated carboxylic acid binary random copolymer is blended with specific proportions of a fatty acid and/or fatty acid derivative and a basic inorganic metal compound capable of neutralizing acidic groups left unneutralized in the base resin and fatty acid. Using the same material, high-rebound golf balls can be effectively manufactured.Type: ApplicationFiled: November 14, 2006Publication date: March 15, 2007Inventors: Rinya Takesue, Yasushi Ichikawa
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Patent number: 7091269Abstract: In a golf ball comprising a core and a cover of one or more layers, at least one layer of the cover is formed primarily of a mixture comprising (A) an ionomer resin, (B) a thermoplastic elastomer and (C) a thermoplastic block copolymer terminated with a functional group capable of reacting with the ionomer resin, in such a proportion as to provide a A/(B+C) weight ratio between 50/50 and 98/2 and a B/C weight ratio between 9/1 and 1/1. The golf ball has improved rebound, a soft feel upon impact, good durability and good moldability.Type: GrantFiled: June 10, 2004Date of Patent: August 15, 2006Assignee: Bridgestone Sports Co., Ltd.Inventors: Rinya Takesue, Hiroyuki Nagasawa
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Patent number: 7090799Abstract: The invention provides a golf ball comprising a core and a cover of one or more layers, characterized in that at least one layer which constitutes the cover is formed primarily of a mixture of (A) a thermoplastic resin composition selected from among a thermoplastic block copolymer, polyester base elastomer, polyamide base elastomer and polyolefin, which are modified with functional groups having reactivity with isocyanate, and (B) an isocyanate compound or an isocyanate mixture having at least two isocyanate groups as functional groups in a molecule, and a method for preparing the same. The golf ball has excellent flight performance, feel on impact, and scuff resistance.Type: GrantFiled: March 9, 2004Date of Patent: August 15, 2006Assignee: Bridgestone Sports Co., Ltd.Inventors: Rinya Takesue, Hiroyuki Nagasawa, Toshihiko Manami, Eiji Takehana