Patents by Inventor Atsushi YASUMOTO

Atsushi YASUMOTO 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: 20240109986
    Abstract: The present invention provides a hydrogenated diene polymer, having a branch number (Bn) measured by viscosity detector-equipped GPC-light scattering measurement of 1.
    Type: Application
    Filed: October 26, 2021
    Publication date: April 4, 2024
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Shogo Sumitani, Daigo Matsuoka, Atsushi Yasumoto
  • Patent number: 11912858
    Abstract: A molded bale of a rubber-like block copolymer, the rubber-like block copolymer containing 5% by mass or more and 95% by mass or less of a polymer block (a) having a content of a vinyl aromatic monomer unit of 22% by mass or less; and 5% by mass or more and 95% by mass or less of a polymer block (b) having a content of a vinyl aromatic monomer unit of 23% by mass or more and less than 50% by mass, in which the rubber-like block copolymer has an iodine value of 10 to 250, an ethylene structure content of 3% by mass or more, and a vinyl aromatic monomer block content of less than 10% by mass.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: February 27, 2024
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Daigo Matsuoka, Yoshihisa Inoue, Tomohiro Kondo
  • Patent number: 11905357
    Abstract: A molded bale of a rubber composition, containing: a rubber-like polymer (A) having an iodine value of 10 to 250, 3% by mass or more of an ethylene structure, and less than 10% by mass of a vinyl aromatic monomer block; and titanium (C), in which a content of the titanium (C) is 3 ppm or more and 120 ppm or less, and a content of aluminum (B) is less than 2 ppm.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: February 20, 2024
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Tomohiro Kondo, Akitomo Kikuchi
  • Patent number: 11905395
    Abstract: An object of the present invention is to obtain a molded bale of a rubber composition that is difficult to cold flow and difficult to be thermally deteriorated. The present invention provides a molded bale of a rubber composition containing: a rubber-like polymer (A) having an iodine value of 10 to 250, 3% by mass or more of an ethylene structure, and less than 10% by mass of a vinyl aromatic monomer block; and aluminum (B), in which a content of the aluminum (B) is 2 ppm or more and 200 ppm or less.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: February 20, 2024
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Akitomo Kikuchi, Tomohiro Kondo
  • Publication number: 20230331894
    Abstract: The present invention provides a molded bale of a rubber-like block copolymer, satisfying the following requirements 1 to 6: Requirement 1: a content of a vinyl aromatic monomer unit is 9% by mass or more and 50% by mass or less; Requirement 2: a proportion of a vinyl aromatic monomer block is 3% by mass or more and less than 30% by mass; Requirement 3: an iodine value is 3 to 250; Requirement 4: a proportion of an ethylene structure is 3% by mass or more; Requirement 5: a weight average molecular weight is in a range of 80,000 to 1,000,000; and Requirement 6: at least one block at a molecular end is a specific block I or block II.
    Type: Application
    Filed: September 28, 2021
    Publication date: October 19, 2023
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Takanobu Ishizaka, Yoshifumi Araki, Shinichi Sekikawa, Shogo Sumitani, Hideki Yamasaki, Atsushi Yasumoto
  • Publication number: 20230257560
    Abstract: A packaged molded article containing: a molded article of a rubber-like polymer having a weight average molecular weight of 100,000 or more, and a packaging film packaging the molded article, wherein a portion facing the molded article, of the packaging film, satisfies the following conditions (1) and (2): <Condition (1)> the portion has 50 or more openings; <Condition (2)> a total area ratio of the openings is 0.1% or more and 15% or less with respect to a total area of the portion facing the molded article.
    Type: Application
    Filed: August 6, 2021
    Publication date: August 17, 2023
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Atsushi Yasumoto, Tsuneaki Konomoto, Hideki Yamasaki, Yoshifumi Araki
  • Publication number: 20230138073
    Abstract: A hydrogenated conjugated diene-based polymer of the present invention has a branch number (Bn) measured by viscosity detector-equipped GPC-light scattering measurement of 2.5 or more, and a hydrogenation rate of a structural unit derived from a conjugated diene compound of 30% or more and less than 99%.
    Type: Application
    Filed: April 5, 2021
    Publication date: May 4, 2023
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Atsushi Yasumoto, Kenta Hisamura, Akitomo Kikuchi, Tomohiro Kondo, Yoshifumi Araki
  • Patent number: 11390098
    Abstract: A nail printer is a nail printer for printing on a nail of a finger. The nail printer includes a housing and a printer component. The housing includes a front face and a back face. The housing has an opening on the front face for inserting the finger in a specific direction and a pair of slanted wall portions that are disposed on both sides of the opening. The slanted wall portions are inclined downward with respect to the specific direction from the front face to the back face. The printer component is disposed inside the housing. The printer component performs printing on the nail of the finger disposed inside the housing through the opening.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: July 19, 2022
    Assignee: FUNAI ELECTRIC CO., LTD.
    Inventors: Atsushi Yasumoto, Toshirou Tani
  • Publication number: 20220162426
    Abstract: The copolymer contains an aromatic vinyl monomer unit, and structural units represented by the following formulas (1) to (4), and, based on 100% by mass of a total amount of these structural units, a content C1 of the formula (1) is 0% by mass or more and 3% by mass or less; a content C2 of the formula (2) is 2% by mass or more and less than 20% by mass; a content C3 of the formula (3) is 4% by mass or more and 80% by mass or less; a content C4 of the formula (4) is 2% by mass or more and 80% by mass or less; and a total of the contents C1 and C2 is 3% by mass or more and less than 20% by mass:
    Type: Application
    Filed: November 24, 2021
    Publication date: May 26, 2022
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Atsushi Yasumoto, Daigo Matsuoka
  • Patent number: 11260663
    Abstract: A printer includes a head having a nozzle face which ejects ink toward an object, a driving mechanism which moves the head in a first direction and a second direction approximately orthogonal to the first direction, a nozzle cap movable between a first position where the nozzle face is capped and a second position where the nozzle face is uncapped, and a lock mechanism which regulates movement of the head in the first direction and the second direction in the state where the nozzle cap is in the first position.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: March 1, 2022
    Assignee: FUNAI ELECTRIC CO., LTD.
    Inventor: Atsushi Yasumoto
  • Patent number: 11248064
    Abstract: A conjugated diene polymer satisfying following conditions (1) to (4): (1) the conjugated diene polymer has two or more peaks in a molecular weight distribution curve obtained by measurement with gel permeation chromatography (GPC); (2) the molecular weight distribution curve contains a peak (A) having a peak molecular weight of 500,000 to 2,500,000 and a peak (B) having a peak molecular weight of 150,000 to 600,000; (3) a total value of an area of the peak (A) and an area of the peak (B) is 70% or more of a total area of the molecular weight distribution curve; and (4) an absolute value of difference between a glass transition temperature of a conjugated diene polymer in the peak (A) (Tg (A)) and a glass transition temperature of a conjugated diene polymer in the peak (B) (Tg (B)) is 2° C. to 30° C.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: February 15, 2022
    Assignees: Japan Elastomer Co., Ltd., Asahi Kasei Kabushiki Kaisha
    Inventors: Atsushi Yasumoto, Hideki Yamasaki
  • Publication number: 20220002535
    Abstract: A molded bale of a rubber-like block copolymer, the rubber-like block copolymer containing 5% by mass or more and 95% by mass or less of a polymer block (a) having a content of a vinyl aromatic monomer unit of 22% by mass or less; and 5% by mass or more and 95% by mass or less of a polymer block (b) having a content of a vinyl aromatic monomer unit of 23% by mass or more and less than 50% by mass, in which the rubber-like block copolymer has an iodine value of 10 to 250, an ethylene structure content of 3% by mass or more, and a vinyl aromatic monomer block content of less than 10% by mass.
    Type: Application
    Filed: July 2, 2021
    Publication date: January 6, 2022
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Daigo Matsuoka, Yoshihisa Inoue, Tomohiro Kondo
  • Publication number: 20210403685
    Abstract: An object of the present invention is to obtain a molded bale of a rubber composition that is difficult to cold flow and difficult to be thermally deteriorated. The present invention provides a molded bale of a rubber composition containing: a rubber-like polymer (A) having an iodine value of 10 to 250, 3% by mass or more of an ethylene structure, and less than 10% by mass of a vinyl aromatic monomer block; and aluminum (B), in which a content of the aluminum (B) is 2 ppm or more and 200 ppm or less.
    Type: Application
    Filed: June 24, 2021
    Publication date: December 30, 2021
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Akitomo Kikuchi, Tomohiro Kondo
  • Publication number: 20210403686
    Abstract: The present invention provides a molded bale of a rubber composition that is difficult to cold flow, and is difficult to be thermally deteriorated during production, and in which rigidity at 50° C. of a rubber composition for crosslinking obtained therefrom is difficult to be low, and change of tensile strength of the rubber composition for crosslinking after thermal history is small. The rubber composition contains: a rubber-like polymer (A) having an iodine value of 10 to 250, 3% by mass or more of an ethylene structure, and less than 10% by mass of a vinyl aromatic monomer block; aluminum (B); and nickel and/or cobalt (C), in which a content of the aluminum (B) is 2 ppm or more and 200 ppm or less, and a content of the nickel and/or cobalt (C) is 3 ppm or more and 100 ppm or less.
    Type: Application
    Filed: June 24, 2021
    Publication date: December 30, 2021
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Tomohiro Kondo, Akitomo Kikuchi
  • Publication number: 20210403628
    Abstract: A molded bale of a rubber composition, containing: a rubber-like polymer (A) having an iodine value of 10 to 250, 3% by mass or more of an ethylene structure, and less than 10% by mass of a vinyl aromatic monomer block; and titanium (C), in which a content of the titanium (C) is 3 ppm or more and 120 ppm or less, and a content of aluminum (B) is less than 2 ppm.
    Type: Application
    Filed: June 24, 2021
    Publication date: December 30, 2021
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Tomohiro Kondo, Akitomo Kikuchi
  • Publication number: 20210235841
    Abstract: A printer includes a head having a nozzle face which ejects ink toward an object, a driving mechanism which moves the head in a first direction and a second direction approximately orthogonal to the first direction, a nozzle cap movable between a first position where the nozzle face is capped and a second position where the nozzle face is uncapped, and a lock mechanism which regulates movement of the head in the first direction and the second direction in the state where the nozzle cap is in the first position.
    Type: Application
    Filed: May 29, 2019
    Publication date: August 5, 2021
    Inventor: Atsushi YASUMOTO
  • Patent number: 10875324
    Abstract: A finger nail printer in which a mounting table can be easily pressed downward against a biasing force even when a biasing member with a large biasing force is used is provided. The finger nail printer includes a placing unit and a positioning unit, the placing unit includes a placing table, an extension portion, and a biasing member, a finger is fixed between the placing table and the positioning unit with the biasing force of the biasing member, and the finger can be inserted and removed as the extension portion is pressed downward against the biasing force of the biasing member.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: December 29, 2020
    Assignee: FUNAI ELECTRIC CO., LTD.
    Inventors: Atsushi Yasumoto, Toshiro Tani
  • Patent number: 10822446
    Abstract: A modified conjugated diene polymer satisfying the following conditions (I) to (IV): (I) at least two peaks are observed in a molecular weight distribution curve; (II) when a peak of the highest molecular weight is defined as a peak (B), a peak of the largest peak area except for the peak (B) is defined as a peak (T), a peak molecular weight of the peak (B) is from 500,000 to 2,500,000 and a peak molecular weight of the peak (T) is from 150,000 to 600,000; (III) an area of the peak (T) is from 30% to 80% and a total value of an area of the peak (B) and the area of the peak (T) is 65% or more; and (IV) a proportion of a modified polymer chain(s) in a region ranging from a low-molecular-weight side to a point of 5% cumulative area is from 60% to 99%.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: November 3, 2020
    Assignee: Japan Elastomer Co., Ltd.
    Inventors: Atsushi Yasumoto, Hideki Yamasaki
  • Publication number: 20200062004
    Abstract: A finger nail printer in which a mounting table can be easily pressed downward against a biasing force even when a biasing member with a large biasing force is used is provided. The finger nail printer includes a placing unit and a positioning unit, the placing unit includes a placing table, an extension portion, and a biasing member, a finger is fixed between the placing table and the positioning unit with the biasing force of the biasing member, and the finger can be inserted and removed as the extension portion is pressed downward against the biasing force of the biasing member.
    Type: Application
    Filed: August 21, 2019
    Publication date: February 27, 2020
    Applicant: FUNAI ELECTRIC CO., LTD.
    Inventors: Atsushi Yasumoto, Toshiro Tani
  • Publication number: 20200060407
    Abstract: A nail printer is a nail printer for printing on a nail of a finger. The nail printer includes a housing and a printer component. The housing includes a front face and a back face. The housing has an opening on the front face for inserting the finger in a specific direction and a pair of slanted wall portions that are disposed on both sides of the opening. The slanted wall portions are inclined downward with respect to the specific direction from the front face to the back face. The printer component is disposed inside the housing. The printer component performs printing on the nail of the finger disposed inside the housing through the opening.
    Type: Application
    Filed: August 23, 2019
    Publication date: February 27, 2020
    Inventors: Atsushi Yasumoto, Toshirou Tani