Patents by Inventor Takumi Kaneko
Takumi Kaneko 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).
-
Publication number: 20240132705Abstract: An object of the present disclosure is to provide a rubber composition from which a crosslinked rubber molded product having excellent resilience performance can be obtained. The present disclosure provides a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, and (c) a crosslinking initiator, wherein (b) the co-crosslinking agent includes (b1) a metal complex, and (b1) the metal complex is composed of (b11) a metal component, (b12) a ligand derived from an ?,?-unsaturated carboxylic acid compound having 3 to 8 carbon atoms, and (b13) a ligand derived from a mercaptobenzothiazole-based compound.Type: ApplicationFiled: October 6, 2023Publication date: April 25, 2024Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Ayaka SHINDO, Takumi KANEKO, Hiroshi TADAOKA, Kazuyoshi SHIGA
-
Publication number: 20240084469Abstract: A method for producing a titanium foil according to the present invention includes an electrodeposition step of performing electrolysis with electrodes including an anode and a cathode using a molten salt bath comprising titanium ions and having at least one molten chloride to deposit metal titanium onto an electrolytic surface of the cathode, wherein the electrodeposition step includes maintaining a ratio of a molar concentration of titanium ions to the total molar concentration of metal ions in the molten salt bath at 7% or more, and maintaining a temperature of the molten salt bath at 510° C. or less, and conducting a current to the electrodes under conditions where a continuous stop time of current conduction is less than 1.0 second, a current density is 0.10 A/cm2 or more and 1.0 A/cm2 or less, and a time for electrodepositing the metal titanium onto the electrolytic surface of the cathode is 120 minutes or less.Type: ApplicationFiled: February 22, 2022Publication date: March 14, 2024Inventors: Takumi Kaneko, Yuta Nakajo, Daisuke Suzuki, Matsuhide Horikawa, Hideki Fujii
-
Patent number: 11912276Abstract: An information processing apparatus comprises a controller configured to execute periodically acquiring relative speed between two vehicles which are traveling on a same road; and performing predetermined processing in a case where a number of times that polarity of the relative speed is inverted in a first period exceeds a first threshold.Type: GrantFiled: January 22, 2021Date of Patent: February 27, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hikaru Gotoh, Shin Sakurada, Naoki Uenoyama, Takumi Fukunaga, Josuke Yamane, Rio Minagawa, Soutaro Kaneko
-
Patent number: 11880485Abstract: A medical information anonymizing system includes a processing circuitry. The processing circuitry acquires medical information generated in a format based on a communication standard for a medical image and including a medical image and supplementary information. The processing circuitry adds the anonymization reference information indicating an anonymizing method for anonymizing the medical information to the supplementary information in the medical information. The processing circuitry configured to receive the medical information in which the anonymization reference information is added to the supplementary information and, based on the anonymization reference information added to the medical information, anonymize at least one of the medical image and the supplementary information included in the medical information.Type: GrantFiled: December 18, 2019Date of Patent: January 23, 2024Assignee: Canon Medical Systems CorporationInventors: Shingo Takagi, Kei Yamaji, Shinichi Nakano, Hideki Tada, Satoshi Okuyama, Hidetoshi Ishigami, Seiji Mikami, Norimasa Muroi, Hiroshi Kurosawa, Takumi Kaneko
-
Patent number: 11820838Abstract: An object of the present invention is to provide a diene-based polymer that can control the crosslinking morphology. The present invention provides a modified diene-based polymer having a structure represented by the formula (1). [In the formula (1), R1 and R2 represent an alkyl group having 1 or more carbon atoms, an aryl group having 6 or more carbon atoms, an aralkyl group having 6 or more carbon atoms, a hydrogen atom, or a halogen atom; and Z is an organic group, an organic group where a part of hydrogen atom of the above organic group is substituted, a hydrogen atom, or a halogen atom.Type: GrantFiled: April 1, 2022Date of Patent: November 21, 2023Assignees: SUMITOMO RUBBER INDUSTRIES, LTD., SHIGERU YAMAGOInventors: Takumi Kaneko, Kazuyoshi Shiga, Shigeru Yamago
-
Patent number: 11787879Abstract: An object of the present invention is to provide a production method of a diene-based polymer that can control the crosslinking morphology. The present invention provides a method for producing a modified diene-based polymer having a structure represented by the formula (1), comprising a first step of mixing a diene-based polymer and a dithioester compound to prepare a mixture; and a second step of irradiating a ray to the mixture under an inert atmosphere. [In the formula (1), R1 and R2 represent an alkyl group having 1 or more carbon atoms, an aryl group having 6 or more carbon atoms, an aralkyl group having 6 or more carbon atoms, a hydrogen atom, or a halogen atom; and Z is an organic group, an organic group where a part of hydrogen atom of the above organic group is substituted, a hydrogen atom, or a halogen atom.Type: GrantFiled: April 1, 2022Date of Patent: October 17, 2023Assignees: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Takumi Kaneko, Kazuyoshi Shiga, Shigeru Yamago
-
Publication number: 20230312878Abstract: An object of the present disclosure is to provide a rubber composition from which a crosslinked rubber molded product having good softness and excellent resilience performance can be obtained. The present disclosure provides a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (d) an organic sulfur compound, wherein (d) the organic sulfur compound includes (d1) a compound represented by the formula (1) and/or (d2) a compound represented by the formula (2).Type: ApplicationFiled: March 28, 2023Publication date: October 5, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takumi KANEKO, Hiroshi TADAOKA, Ayaka SHINDO, Kazuyoshi SHIGA
-
Publication number: 20230114853Abstract: An object of the present disclosure is to provide a rubber composition from which a crosslinked rubber molded product having good softness and excellent resilience performance can be obtained. The present disclosure provides a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (d) an organic sulfur compound, wherein (d) the organic sulfur compound includes (d1) a polythiophene compound having two or more thiophene rings in the molecule.Type: ApplicationFiled: October 12, 2022Publication date: April 13, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takumi KANEKO, Hiroshi TADAOKA, Ayaka SHINDO, Kazuyoshi SHIGA
-
Patent number: 11565154Abstract: An object of the present invention is to provide a golf ball having a decreased spin rate on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein the spherical core is formed from a rubber composition containing (a) a base rubber, (b) a compound represented by the formula (1) as a co-crosslinking agent, and (c) a crosslinking initiator, (R1COO)M(OCOR2)m??(1) in the formula (1), M represents a metal atom, m represents 1 or 2, R1 and R2 are different from each other, represent an alkenyl group having 2 to 30 carbon atoms or an alkynyl group having 2 to 30 carbon atoms and have a carbon-carbon double bond or a carbon-carbon triple bond at an ?-position carbon atom bonding to the carbonyl group, and when m is 2, two of R2 may be identical to or different from each other.Type: GrantFiled: August 13, 2020Date of Patent: January 31, 2023Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Ayaka Shindo, Takumi Kaneko, Hiroshi Tadaoka, Takahiro Shigemitsu, Kazuyoshi Shiga
-
Patent number: 11554295Abstract: An object of the present invention is to provide a golf ball having a decreased spin rate on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein the spherical core is formed from a rubber composition containing (a) a base rubber, (b) two or more ?,?-unsaturated carboxylic acids having 3 to 14 carbon atoms and having no substituent group at a carbon atom bonding to the carboxy group, and/or a metal salt thereof, and (c) a crosslinking initiator.Type: GrantFiled: August 13, 2020Date of Patent: January 17, 2023Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Ayaka Shindo, Takumi Kaneko, Hiroshi Tadaoka, Takahiro Shigemitsu, Kazuyoshi Shiga
-
Publication number: 20220325012Abstract: An object of the present invention is to provide a production method of a diene-based polymer that can control the crosslinking morphology. The present invention provides a method for producing a modified diene-based polymer having a structure represented by the formula (1), comprising a first step of mixing a diene-based polymer and a dithioester compound to prepare a mixture; and a second step of irradiating a ray to the mixture under an inert atmosphere. [In the formula (1), R1 and R2 represent an alkyl group having 1 or more carbon atoms, an aryl group having 6 or more carbon atoms, an aralkyl group having 6 or more carbon atoms, a hydrogen atom, or a halogen atom; and Z is an organic group, an organic group where a part of hydrogen atom of the above organic group is substituted, a hydrogen atom, or a halogen atom.Type: ApplicationFiled: April 1, 2022Publication date: October 13, 2022Applicants: Sumitomo Rubber Industries, Ltd.Inventors: Takumi KANEKO, Kazuyoshi SHIGA, Shigeru YAMAGO
-
Publication number: 20220315672Abstract: An object of the present invention is to provide a diene-based polymer that can control the crosslinking morphology. The present invention provides a modified diene-based polymer having a structure represented by the formula (1). [In the formula (1), R1 and R2 represent an alkyl group having 1 or more carbon atoms, an aryl group having 6 or more carbon atoms, an aralkyl group having 6 or more carbon atoms, a hydrogen atom, or a halogen atom; and Z is an organic group, an organic group where a part of hydrogen atom of the above organic group is substituted, a hydrogen atom, or a halogen atom.Type: ApplicationFiled: April 1, 2022Publication date: October 6, 2022Applicants: Sumitomo Rubber Industries, Ltd., SHIGERU YAMAGOInventors: Takumi KANEKO, Kazuyoshi SHIGA, Shigeru YAMAGO
-
Patent number: 11370760Abstract: An object of the present invention is to provide a dithioester compound generating an aralkyloxy radical having high ability of abstracting hydrogen. The present invention provides a dithioester compound represented by a formula (1). In the formula (1), R1 and R2 each independently represent an alkyl group having 1 or more carbon atoms, an alkenyl group having two or more carbon atoms, an alkynyl group having two or more carbon atoms, an aryl group having 6 or more carbon atoms and optionally having a substituent group, an aralkyl group having 6 or more carbon atoms, a hydrogen atom, or a halogen atom; R3 represents an aryl group having 6 or more carbon atoms and optionally having a substituent group, or an aralkyl group having 6 or more carbon atoms and optionally having a substituent group.Type: GrantFiled: December 17, 2020Date of Patent: June 28, 2022Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Takumi Kaneko, Takahiro Shigemitsu, Kazuyoshi Shiga
-
Publication number: 20220080267Abstract: An object of the present invention is to provide a golf ball having oily stain washability or weed juice stain resistance that is adjustable depending on a temperature. The present invention provides a golf ball comprising a golf ball body and a paint film composed of at least one layer and covering the golf ball body, wherein a molecular chain of a base resin constituting an outermost layer located at an outermost side of the paint film has a graft chain, and 80 mole % or more of repeating units constituting the graft chain includes any one of repeating units represented by formulae (1) to (4): [In the formulae (1) to (4), R1 to R5 each independently represent hydrogen, halogen or an organic group.Type: ApplicationFiled: September 10, 2021Publication date: March 17, 2022Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takumi KANEKO, Takahiro SHIGEMITSU, Kazuyoshi SHIGA
-
Patent number: 11214546Abstract: An object of the present invention is to provide a dithioester compound capable of generating an alkoxy radical having high hydrogen abstraction ability. The present invention provides a dithioester compound represented by a formula (1). The dithioester compound according to the present invention is capable of generating an alkoxy radical (R1R2R3CO.) having high hydrogen abstraction ability. Thus, the dithioester compound according to the present invention can be suitably used as an additive (RAFT agent) when synthesizing a polymer material having a crosslinked structure. [In the formula (1), R1 to R3 each independently represent an alkyl group having 1 or more carbon atoms, an alkenyl group having two or more carbon atoms, an alkynyl group having two or more carbon atoms, a hydrogen atom, or a halogen atom.Type: GrantFiled: December 17, 2020Date of Patent: January 4, 2022Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Takumi Kaneko, Takahiro Shigemitsu, Kazuyoshi Shiga
-
Patent number: 11185742Abstract: An object of the present invention is to provide a golf ball having excellent resilience performance. The present invention provides a golf ball comprising a constituent member, wherein at least a part of the constituent member is formed from a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (d) an organic sulfur compound, wherein (d) the organic sulfur compound contains at least one member selected from the group consisting of a thiophenol having a halogenated sulfanyl group, a metal salt of a thiophenol having a halogenated sulfanyl group, and a diphenyl disulfide having a halogenated sulfanyl group.Type: GrantFiled: October 29, 2019Date of Patent: November 30, 2021Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Ayaka Shindo, Takumi Kaneko, Hiroshi Tadaoka, Kazuyoshi Shiga
-
Patent number: 11065510Abstract: An object of the present invention is to provide a golf ball having a low spin rate on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein the spherical core is formed from a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (d) a RAFT agent, (b) the co-crosslinking agent contains an ?,?-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof, and (d) the RAFT agent is a compound represented by the formula (1): in the formula (1), R represents a monovalent organic group, and Z represents a monovalent organic group.Type: GrantFiled: September 14, 2020Date of Patent: July 20, 2021Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Takumi Kaneko, Takahiro Shigemitsu, Kazuyoshi Shiga
-
Publication number: 20210188779Abstract: An object of the present invention is to provide a dithioester compound capable of generating an alkoxy radical having high hydrogen abstraction ability. The present invention provides a dithioester compound represented by a formula (1). The dithioester compound according to the present invention is capable of generating an alkoxy radical (R1R2R3CO.) having high hydrogen abstraction ability. Thus, the dithioester compound according to the present invention can be suitably used as an additive (RAFT agent) when synthesizing a polymer material having a crosslinked structure. [In the formula (1), R1 to R3 each independently represent an alkyl group having 1 or more carbon atoms, an alkenyl group having two or more carbon atoms, an alkynyl group having two or more carbon atoms, a hydrogen atom, or a halogen atom.Type: ApplicationFiled: December 17, 2020Publication date: June 24, 2021Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takumi KANEKO, Takahiro SHIGEMITSU, Kazuyoshi SHIGA
-
Publication number: 20210188780Abstract: An object of the present invention is to provide a dithioester compound generating an aralkyloxy radical having high ability of abstracting hydrogen. The present invention provides a dithioester compound represented by a formula (1). [In the formula (1), R1 and R2 each independently represent an alkyl group having 1 or more carbon atoms, an alkenyl group having two or more carbon atoms, an alkynyl group having two or more carbon atoms, an aryl group having 6 or more carbon atoms and optionally having a substituent group, an aralkyl group having 6 or more carbon atoms, a hydrogen atom, or a halogen atom; R3 represents an aryl group having 6 or more carbon atoms and optionally having a substituent group, or an aralkyl group having 6 or more carbon atoms and optionally having a substituent group.Type: ApplicationFiled: December 17, 2020Publication date: June 24, 2021Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takumi KANEKO, Takahiro SHIGEMITSU, Kazuyoshi SHIGA
-
Publication number: 20210093927Abstract: An object of the present invention is to provide a golf ball having a low spin rate on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover layer covering the spherical core, wherein the spherical core is formed from a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (d) a RAFT agent, (b) the co-crosslinking agent contains an ?,?-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof, and (d) the RAFT agent is a compound represented by the formula (1): in the formula (1), R represents a monovalent organic group, and Z represents a monovalent organic group.Type: ApplicationFiled: September 14, 2020Publication date: April 1, 2021Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Takumi KANEKO, Takahiro SHIGEMITSU, Kazuyoshi SHIGA