Patents by Inventor Taichi Itabashi

Taichi Itabashi 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).

  • Patent number: 11945352
    Abstract: A porous structural body 1 is made of flexible resin or rubber and includes a skeleton part 2 that defines a plurality of cell holes C, and a top skin part 6 that is formed on at least part of an outer side of the skeleton part 2 and integrated with the skeleton part 2 and at least part of an outer side of the top skin part 6 is a surface.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: April 2, 2024
    Assignee: Archem Inc.
    Inventor: Taichi Itabashi
  • Publication number: 20240100809
    Abstract: A cushion material manufacturing method for obtaining a cushion material is provided. The cushion material have a foam body having a surface portion formed of an air permeability control surface portion and an air permeability uncontrol surface portion and a covering material configured to cover the air permeability uncontrol surface portion. The cushion material manufacturing method includes covering the air permeability uncontrol surface portion of the foam body with the covering material.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 28, 2024
    Applicant: Archem Inc.
    Inventors: Taichi ITABASHI, Yukiko YAMAGUCHI, Satoshi IENAGA, Yoshiyuki TAKAHASHI
  • Patent number: 11932146
    Abstract: A passenger-seat-cushion-member manufacturing method including a step of shaping the porous structural body by using a 3D printer; and a step of coupling the filling body side coupling part including the shaped porous structural body to the seat body side coupling part, to fill the seat body with the filling body.
    Type: Grant
    Filed: February 17, 2020
    Date of Patent: March 19, 2024
    Assignee: Archem Inc.
    Inventors: Taichi Itabashi, Nobuyuki Azakami, Yukiko Yamaguchi
  • Patent number: 11858393
    Abstract: A cushion member 301 is a cushion member made of flexible resin or rubber and used for a passenger seat 300, and includes a porous structural body 1, and a top skin 330 serving as at least a surface FS on a seated person side among surfaces of the passenger seat and integrated with the porous structural body.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: January 2, 2024
    Assignee: Archem Inc.
    Inventors: Taichi Itabashi, Taisuke Yonezawa, Yoshiyuki Takahashi
  • Publication number: 20230415386
    Abstract: A mold 200 is a mold for molding a foam body, the mold including: a mold body portion 260; and a degassing tool 270 attached to the mold body portion. The degassing tool is formed of porous metal, and a surface 270a of the degassing tool that is on a side of a cavity of the mold forms part of a molding surface S of the mold.
    Type: Application
    Filed: May 12, 2021
    Publication date: December 28, 2023
    Applicant: Archem Inc.
    Inventors: Yoshiyuki TAKAHASHI, Taichi ITABASHI, Takayuki MOCHIZUKI, Kazuhiro HASEGAWA
  • Patent number: 11647844
    Abstract: Provided is a cushion pad, in which a seating body portion of a seating portion has a bottomless or bottomed first hole arranged at a position at which the first hole overlaps a pair of ischial bones of a seated person in a horizontal projection plane and three or more bottomless or bottomed second holes with areas that are smaller than an area of the first hole in a horizontal projection plane, a center point O51 of the first hole is on or inside a triangle TR obtained by connecting center points of any three second holes from among the three or more second holes in the horizontal projection plane and in the seating portion, the inside of the first hole is a void space, or a soft material portion is arranged inside the first hole.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: May 16, 2023
    Assignee: Archem Inc.
    Inventors: Taisuke Yonezawa, Yoshiyuki Takahashi, Taichi Itabashi, Yukiko Yamaguchi
  • Publication number: 20230012495
    Abstract: A cushion material with improved vibration absorptivity, and a cushion material manufacturing method for easily obtaining the cushion material are provided. The cushion material (1) includes a foam body (2) having a surface portion (20) formed of an air permeability control surface portion (21) and an air permeability uncontrol surface portion (22), and a covering material (3) configured to cover the air permeability uncontrol surface portion (22). The cushion material manufacturing method is a cushion material manufacturing method for obtaining the cushion material (1), and includes covering the air permeability uncontrol surface portion (22) of the foam body (2) with the covering material (3).
    Type: Application
    Filed: December 7, 2020
    Publication date: January 19, 2023
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Taichi ITABASHI, Yukiko YAMAGUCHI, Satoshi IENAGA, Yoshiyuki TAKAHASHI
  • Publication number: 20220369828
    Abstract: A seat pad with improved thermal comfort and improved vibration absorptivity and a seat pad manufacturing method for easily obtaining the seat pad are provided. In the seat pad (1), when a surface portion (2) up to 10 mm from a surface (1f) is cut out and the air permeability AR1 of the surface portion (2) is measured in compliance with JIS K 6400, the air permeability AR1 is more than 5 cc/cm2/sec and 25 cc/cm2/sec or less. The seat pad manufacturing method is a seat pad manufacturing method for obtaining the seat pad (1) by supplying a molding material into a molding die and performing foam molding. As the molding die, a molding die an inner surface of which is covered with polystyrene or polyethylene is used.
    Type: Application
    Filed: December 8, 2020
    Publication date: November 24, 2022
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Yukiko YAMAGUCHI, Yoshiyuki TAKAHASHI, Taichi ITABASHI
  • Publication number: 20220153175
    Abstract: A passenger-seat-cushion-member manufacturing method including a step of shaping the porous structural body by using a 3D printer; and a step of coupling the filling body side coupling part including the shaped porous structural body to the seat body side coupling part, to fill the seat body with the filling body.
    Type: Application
    Filed: February 17, 2020
    Publication date: May 19, 2022
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Taichi ITABASHI, Nobuyuki AZAKAMI, Yukiko YAMAGUCHI
  • Publication number: 20220089073
    Abstract: A filling-body manufacturing method is a method of manufacturing a filling body 8 that fills a hole part 74 formed at a seat body 7 and at least part of which is bonded to the seat body 7 in a passenger-seat cushion member including the seat body 7 and the filling body, the filling body 8 being a porous structural body 1S made of flexible resin or rubber, the filling-body manufacturing method including a shaping step of shaping the filling body 8 by using a 3D printer.
    Type: Application
    Filed: November 28, 2019
    Publication date: March 24, 2022
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Nobuyuki AZAKAMI, Taichi ITABASHI
  • Publication number: 20220041084
    Abstract: A cushion member 301 is a cushion member made of flexible resin or rubber and used for a passenger seat 300, and includes a porous structural body 1, and a top skin 330 serving as at least a surface FS on a seated person side among surfaces of the passenger seat and integrated with the porous structural body.
    Type: Application
    Filed: November 28, 2019
    Publication date: February 10, 2022
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Taichi ITABASHI, Taisuke YONEZAWA, Yoshiyuki TAKAHASHI
  • Publication number: 20220024364
    Abstract: A porous structural body 1 is made of flexible resin or rubber and includes a skeleton part 2 that defines a plurality of cell holes C, and a top skin part 6 that is formed on at least part of an outer side of the skeleton part 2 and integrated with the skeleton part 2 and at least part of an outer side of the top skin part 6 is a surface.
    Type: Application
    Filed: November 28, 2019
    Publication date: January 27, 2022
    Applicant: BRIDGESTONE CORPORATION
    Inventor: Taichi ITABASHI
  • Publication number: 20210368996
    Abstract: Provided is a cushion pad, in which a seating body portion of a seating portion has a bottomless or bottomed first hole arranged at a position at which the first hole overlaps a pair of ischial bones of a seated person in a horizontal projection plane and three or more bottomless or bottomed second holes with areas that are smaller than an area of the first hole in a horizontal projection plane, a center point O51 of the first hole is on or inside a triangle TR obtained by connecting center points of any three second holes from among the three or more second holes in the horizontal projection plane and in the seating portion, the inside of the first hole is a void space, or a soft material portion is arranged inside the first hole.
    Type: Application
    Filed: September 20, 2019
    Publication date: December 2, 2021
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Taisuke YONEZAWA, Yoshiyuki TAKAHASHI, Taichi ITABASHI, Yukiko YAMAGUCHI
  • Patent number: 10780554
    Abstract: To provide a component-temporarily holding member and a component mounting jig that do not require removal of a component installation jig after a foamed resin molding is demolded. In a component-temporarily holding member 3 having a temporary holding part 2 for temporarily holding a component 5 having a locking part 6 lockable to another member when mounting the component 5 by locking the locking part 6 in a component mounting position 8 of a forming die 4 for a foamed resin molding, the holding force of the temporary holding part 2 is less than the force with which the locking part 6 is locked in the component mounting position 8.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: September 22, 2020
    Assignee: BRIDGESTONE CORPORATION
    Inventors: Yutaka Hirata, Taichi Itabashi, Yosuke Hamada
  • Publication number: 20190126443
    Abstract: To provide a component-temporarily holding member and a component mounting jig that do not require removal of a component installation jig after a foamed resin molding is demolded. In a component-temporarily holding member 3 having a temporary holding part 2 for temporarily holding a component 5 having a locking part 6 lockable to another member when mounting the component 5 by locking the locking part 6 in a component mounting position 8 of a forming die 4 for a foamed resin molding, the holding force of the temporary holding part 2 is less than the force with which the locking part 6 is locked in the component mounting position 8.
    Type: Application
    Filed: April 18, 2017
    Publication date: May 2, 2019
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Yutaka HIRATA, Taichi ITABASHI, Yosuke HAMADA
  • Patent number: 10046488
    Abstract: The present invention is an apparatus for manufacturing a foam molded product in which a foam molded product (1A, 1B) is formed by integrally adhering together a foam body (2) that is formed by the foaming of a foaming raw material, and an air-permeable component (3). A cavity (23) is provided between a plurality of mold components (21, 22, 31) and is defined by respective cavity surfaces (21a, 22a, 31a) of the mold components (21, 22, 31).
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: August 14, 2018
    Assignee: BRIDGESTONE CORPORATION
    Inventors: Taichi Itabashi, Taisuke Yonezawa
  • Publication number: 20160339613
    Abstract: The present invention is an apparatus for manufacturing a foam molded product in which a foam molded product (1A, 1B) is formed by integrally adhering together a foam body (2) that is formed by the foaming of a foaming raw material, and an air-permeable component (3). A cavity (23) is provided between a plurality of mold components (21, 22, 31) and is defined by respective cavity surfaces (21a, 22a, 31a) of the mold components (21, 22, 31).
    Type: Application
    Filed: August 2, 2016
    Publication date: November 24, 2016
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Taichi ITABASHI, Taisuke YONEZAWA
  • Patent number: 9427901
    Abstract: The present invention is a method of manufacturing a foam molded product in which a foam molded product (1A, 1B) is formed by integrally adhering together a foam body (2) that is formed by the foaming of a foaming raw material, and an air-permeable component (3) using an apparatus for manufacturing a foam molded product (1A, 1B) that is provided with a cavity (23) between a plurality of mold components (21, 22, 31) that is defined by respective cavity surfaces (21a, 22a, 31a) of the mold components (21, 22, 31).
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: August 30, 2016
    Assignee: BRIDGESTONE CORPORATION
    Inventors: Taichi Itabashi, Taisuke Yonezawa
  • Patent number: 9085105
    Abstract: A mold for foam molding which can sufficiently prevent burrs from being formed on a molded product, and a foam molding method using the mold are provided. A groove 6 into which a packing seal is to be fitted is formed in a mating surface 3a of a lower mold 3 so as to extend around a cavity 7. The groove 6 has a deep groove portion 6a which is deeply recessed from the mating surface 3a, and a shallow groove portion 6b which is located on the cavity 7 side with respect to the deep groove portion 6a and which continues to the deep groove portion 6a. A portion of the mating surface 3a that extends from its edge on the cavity 7 side down to the groove 6 has a width “a” of from 0.1 mm to 10 mm. A packing seal 5 has a base portion 5a which is inserted into the deep groove portion 6a, and an overhang portion 5b which continues to the base portion 5a and is engaged with the shallow groove portion 6b.
    Type: Grant
    Filed: May 21, 2009
    Date of Patent: July 21, 2015
    Assignee: BRIDGESTONE CORPORATION
    Inventors: Hirokazu Haraguchi, Masanori Okumura, Taichi Itabashi, Masakazu Igarashi
  • Publication number: 20130122258
    Abstract: The present invention is a method of manufacturing a foam molded product in which a foam molded product (1A, 1B) is formed by integrally adhering together a foam body (2) that is formed by the foaming of a foaming raw material, and an air-permeable component (3) using an apparatus for manufacturing a foam molded product (1A, 1B) that is provided with a cavity (23) between a plurality of mold components (21, 22, 31) that is defined by respective cavity surfaces (21a, 22a, 31a) of the mold components (21, 22, 31).
    Type: Application
    Filed: July 14, 2011
    Publication date: May 16, 2013
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Taichi Itabashi, Taisuke Yonezawa