Patents by Inventor Toshiyuki Tarao
Toshiyuki Tarao 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: 11975242Abstract: An object of the present disclosure is to provide a golf ball having good shot feeling and excellent durability and not having lowered resilience even if a hard cover material is used. The present disclosure provides a golf ball comprising a spherical core, and a cover disposed outside the spherical core and composed of one or more layers, wherein at least one cover layer contains (A) a base resin, and (B) at least one member selected from the group consisting of a polyrotaxane, a polyethylene oxide, a polypropylene oxide, a polycaprolactone and a liquid polymer, and Sa×Spc?100 wherein Sa (?m) is an arithmetic mean roughness of a surface of a cut plane of the cover, and Spc (mm?1) is an arithmetic mean curvature of a summit of the surface of the cut plane of the cover.Type: GrantFiled: December 8, 2022Date of Patent: May 7, 2024Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Ayaka Shindo, Takahiro Shigemitsu, Kazuyoshi Shiga, Toshiyuki Tarao, Takanobu Kawamura
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Publication number: 20240075789Abstract: A control device includes a controller that executes determining a connection between a first unit that has a boarding space which allows a user to board and is provided with a predetermined facility and that is provided with a first path through which a fluid used in the predetermined facility passes and a second unit that is configured to be separated from and connected to the first unit and that has a drive device of a vehicle that is formed by being connected to the first unit, and supplying the fluid in the first path to a second unit side to absorb heat generated from the drive device.Type: ApplicationFiled: November 10, 2023Publication date: March 7, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Toshinari OGAWA, Kohta TARAO, Shinya KIJIMA, Osamu FUKAWATASE, Koji YASUI, Toshiyuki KOBAYASHI, Hitomi NAKATANI, Kuniaki JINNAI, Nobuki HAYASHI, Masahiro NAGANO, Akihiro ITO
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Patent number: 11873416Abstract: An object of the present invention is to provide a golf ball having excellent spin performance on approach shots under a wet condition and excellent spin performance on approach shots under a condition that there is grass between the golf ball and the club face. The present invention provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body, wherein an outermost layer of the paint film located at the outermost layer of the golf ball contains a base resin and a porous filler, the base resin contains a polyurethane obtained by a reaction between a polyisocyanate composition and a polyol composition, and the porous filler contains SiO2 in an amount of 50 mass % or more as a constituent component.Type: GrantFiled: October 20, 2021Date of Patent: January 16, 2024Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kuniyasu Horiuchi, Toshiyuki Tarao, Kazuya Kamino, Hidetaka Inoue
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Patent number: 11872451Abstract: An object of the present invention is to provide a golf ball having excellent spin performance on approach shots under a wet condition and excellent spin performance on approach shots under a condition that there is grass between the golf ball and the dub face.Type: GrantFiled: October 20, 2021Date of Patent: January 16, 2024Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kuniyasu Horiuchi, Toshiyuki Tarao, Hidetaka Inoue, Kazuya Kamino
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Publication number: 20230338781Abstract: An object of the present disclosure is to provide a golf ball having good shot feeling and excellent durability while having non-lowered resilience. The present disclosure provides a golf ball comprising a spherical core and one or more cover layers disposed outside the spherical core, wherein at least one layer of the cover layers contains (A) a base resin and (B) a polyethylene oxide.Type: ApplicationFiled: April 21, 2023Publication date: October 26, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Ayaka SHINDO, Takahiro SHIGEMITSU, Kazuyoshi SHIGA, Toshiyuki TARAO, Takanobu KAWAMURA
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Patent number: 11779813Abstract: A golf ball 2 includes a main body 4 and a paint layer 6 positioned outside the main body 4. The main body 4 includes a spherical core 8, a mid layer 10 positioned outside the core 8, and a cover 12 positioned outside the mid layer 10. An indentation depth, measured when the paint layer 6 in a cross-section along a plane passing through a central point of the golf ball 2 is pressed by a force of 30 mgf in a direction perpendicular to the cross-section, is not less than 300 nm and not greater than 3000 nm. The paint layer 6 preferably has a thickness of not less than 5 ?m and not greater than 50 ?m.Type: GrantFiled: March 23, 2022Date of Patent: October 10, 2023Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kazuya Kamino, Hidetaka Inoue, Toshiyuki Tarao
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Publication number: 20230310944Abstract: An object of the present disclosure is to provide a golf ball which has excellent spin performance on approach shots and from which stain such as mud or grass juice can be wiped off when the golf ball has the stain adhered thereto. The present disclosure provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body, wherein an outermost layer of the paint film includes, as a base resin, a polyurethane obtained by a reaction between a polyisocyanate composition and a polyol composition, the polyol composition contains, as a polyol component, a polyrotaxane having at least two hydroxyl groups and a urethane polyol, and the outermost layer of the paint film has a tackiness of 0.Type: ApplicationFiled: March 30, 2023Publication date: October 5, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takashi KAJIKAWA, Mami TANAKA, Yasuo NAITO, Hidetaka INOUE, Kazuyoshi SHIGA, Toshiyuki TARAO
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Publication number: 20230310943Abstract: An object of the present disclosure is to provide a golf ball which has excellent spin performance on short iron shots to long iron shots while maintaining a flight distance on driver shots and from which stain such as mud or grass juice can be wiped off when the stain is adhered to the golf ball. The present disclosure provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body, wherein an outermost layer of the paint film includes, as a base resin, a polyurethane obtained by a reaction between a polyisocyanate composition and a polyol composition, and the polyol composition contains, as a polyol component, a polyrotaxane having at least two hydroxyl groups and a polycarbonate diol having a number average molecular weight in a range from 400 to 900.Type: ApplicationFiled: March 30, 2023Publication date: October 5, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takashi KAJIKAWA, Mami TANAKA, Toshiyuki TARAO
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Publication number: 20230201670Abstract: An object of the present disclosure is to provide a golf ball having good shot feeling and excellent durability and not having lowered resilience even if a hard cover material is used. The present disclosure provides a golf ball comprising a spherical core, and a cover disposed outside the spherical core and composed of one or more layers, wherein at least one cover layer contains (A) a base resin, and (B) at least one member selected from the group consisting of a polyrotaxane, a polyethylene oxide, a polypropylene oxide, a polycaprolactone and a liquid polymer, and Sa×Spc?100 wherein Sa (?m) is an arithmetic mean roughness of a surface of a cut plane of the cover, and Spc (mm?1) is an arithmetic mean curvature of a summit of the surface of the cut plane of the cover.Type: ApplicationFiled: December 8, 2022Publication date: June 29, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Ayaka SHINDO, Takahiro SHIGEMITSU, Kazuyoshi SHIGA, Toshiyuki TARAO, Takanobu KAWAMURA
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Patent number: 11684823Abstract: An object of the present invention is to provide a golf ball having excellent color development stability. The present invention provides a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a resin composition containing a first base resin and a fluorescent pigment, and the fluorescent pigment has a number-based cumulative median size of 2.5 ?m or more.Type: GrantFiled: November 27, 2020Date of Patent: June 27, 2023Assignee: Sumitomo Rubber Industries, Ltd.Inventors: Kai Hayashi, Takahiro Shigemitsu, Kazuyoshi Shiga, Yoshihiko Komori, Toshiyuki Tarao, Masatoshi Yokota
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Patent number: 11555089Abstract: An object of the present invention is to provide a novel rotaxane and a polyurethane using the same. The present invention provides a rotaxane having a crown ether and a chain molecule piercing through the cyclic structure of the crown ether, wherein a hydroxyl group exists at one terminal of the chain molecule, and a hydroxyl group bonds to the cyclic structure of the crown ether. The present invention further provides a polyurethane using the rotaxane as a polyol component.Type: GrantFiled: May 7, 2019Date of Patent: January 17, 2023Assignees: SUMITOMO RUBBER INDUSTRIES, LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Toshiyuki Tarao, Mami Tanaka, Toshikazu Takata, Jun Sawada
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Patent number: 11401369Abstract: An object of the present invention is to provide a novel rotaxane and a production method of the same. The present invention provides a rotaxane polyurea having a cyclic molecule and a polyurea chain piercing through the cyclic molecule.Type: GrantFiled: December 23, 2020Date of Patent: August 2, 2022Assignees: SUMITOMO RUBBER INDUSTRIES, LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Toshiyuki Tarao, Mami Tanaka, Toshikazu Takata, Yosuke Akae
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Publication number: 20220212061Abstract: A golf ball 2 includes a main body 4 and a paint layer 6 positioned outside the main body 4. The main body 4 includes a spherical core 8, a mid layer 10 positioned outside the core 8, and a cover 12 positioned outside the mid layer 10. An indentation depth, measured when the paint layer 6 in a cross-section along a plane passing through a central point of the golf ball 2 is pressed by a force of 30 mgf in a direction perpendicular to the cross-section, is not less than 300 nm and not greater than 3000 nm. The paint layer 6 preferably has a thickness of not less than 5 ?m and not greater than 50 ?m.Type: ApplicationFiled: March 23, 2022Publication date: July 7, 2022Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kazuya KAMINO, Hidetaka INOUE, Toshiyuki TARAO
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Patent number: 11358032Abstract: A golf ball 2 includes a main body 4 and a paint layer 6 positioned outside the main body 4. The main body 4 includes a spherical core 8, a mid layer 10 positioned outside the core 8, and a cover 12 positioned outside the mid layer 10. An indentation depth, measured when the paint layer 6 in a cross-section along a plane passing through a central point of the golf ball 2 is pressed by a force of 30 mgf in a direction perpendicular to the cross-section, is not less than 300 nm and not greater than 3000 nm. The paint layer 6 preferably has a thickness of not less than 5 ?m and not greater than 50 ?m.Type: GrantFiled: August 23, 2019Date of Patent: June 14, 2022Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kazuya Kamino, Hidetaka Inoue, Toshiyuki Tarao
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Publication number: 20220040536Abstract: An object of the present invention is to provide a golf ball having excellent spin performance on approach shots under a wet condition and excellent spin performance on approach shots under a condition that there is grass between the golf ball and the club face. The present invention provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body, wherein an outermost layer of the paint film located at the outermost layer of the golf ball contains a base resin and a porous filler, the base resin contains a polyurethane obtained by a reaction between a polyisocyanate composition and a polyol composition, and the porous filler contains SiO2 in an amount of 50 mass % or more as a constituent component.Type: ApplicationFiled: October 20, 2021Publication date: February 10, 2022Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kuniyasu HORIUCHI, Toshiyuki TARAO, Kazuya KAMINO, Hidetaka INOUE
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Publication number: 20220032127Abstract: An object of the present invention is to provide a golf ball having excellent spin performance on approach shots under a wet condition and excellent spin performance on approach shots under a condition that there is grass between the golf ball and the dub face.Type: ApplicationFiled: October 20, 2021Publication date: February 3, 2022Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Kuniyasu Horiuchi, Toshiyuki Tarao, Hidetaka Inoue, Kazuya Kamino
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Patent number: 11235204Abstract: An object of the present invention is to provide a golf ball having excellent spin performance on approach shots under a wet condition and excellent spin performance on approach shots under a condition that there is grass between the golf ball and the club face.Type: GrantFiled: March 13, 2020Date of Patent: February 1, 2022Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kuniyasu Horiuchi, Toshiyuki Tarao, Hidetaka Inoue, Kazuya Kamino
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Patent number: 11235203Abstract: An object of the present invention is to provide a golf ball having excellent spin performance on approach shots under a wet condition and excellent spin performance on approach shots under a condition that there is grass between the golf ball and the club face. The present invention provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body, wherein an outermost layer of the paint film located at the outermost layer of the golf ball contains a base resin and a porous filler, the base resin contains a polyurethane obtained by a reaction between a polyisocyanate composition and a polyol composition, and the porous filler contains SiO2 in an amount of 50 mass % or more as a constituent component.Type: GrantFiled: March 13, 2020Date of Patent: February 1, 2022Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kuniyasu Horiuchi, Toshiyuki Tarao, Kazuya Kamino, Hidetaka Inoue
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Patent number: 11173348Abstract: An object of the present invention is to provide a golf ball having enhanced controllability on approach shots from the rough and excellent stain resistance and shot feeling. The present invention provides a golf ball comprising a golf ball body having a cover, and a paint film covering the golf ball body, wherein a 10% elastic modulus of the paint film is 75 kgf/cm2 or less, a storage modulus (E?150) at 150° C. of the paint film obtained by measuring dynamic viscoelasticity of the paint film is 1.0×107 Pa or more, an indentation depth of the paint film measured under a specific measuring condition in a state that the paint film is formed on the surface of the golf ball body is 1250 nm or more, and a material hardness of the cover is less than 50 in Shore D hardness.Type: GrantFiled: November 28, 2018Date of Patent: November 16, 2021Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Toshiyuki Tarao, Mami Tanaka, Hidetaka Inoue
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Patent number: 11173349Abstract: An object of the present invention is to provide a golf ball travelling a great flight distance on driver shots, having enhanced controllability on approach shots under a wet condition, and being excellent in stain resistance and shot feeling. The present invention provides a golf ball comprising a golf ball body having a cover, and a paint film covering the golf ball body, wherein a 10% elastic modulus of the paint film is 75 kgf/cm2 or less, a storage modulus (E?150) at 150° C. of the paint film obtained by measuring dynamic viscoelasticity of the paint film is 1.0×107 Pa or more, an indentation depth of the paint film measured with a nanoindenter in a state that the paint film is formed on the surface of the golf ball body is 1250 nm or more, and a material hardness of the cover is 50 or more in Shore D hardness.Type: GrantFiled: November 28, 2018Date of Patent: November 16, 2021Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Toshiyuki Tarao, Mami Tanaka, Hidetaka Inoue