Patents by Inventor Koutaro TAKADA

Koutaro TAKADA 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: 11524724
    Abstract: A rear vehicle-body structure for suppressing deformation of a corner portion of a lift gate opening is provided, including a pair of left and right inner wheel wells having damper supports; and a framework member on a rear side of the inner wheel wells forming an opening edge of a back door opening. The framework member includes a header extending in a vehicle width direction forming an upper end edge of the back door opening; and pillars extending from the header to a vehicle lower side via corner portions of the back door opening. A pair of gussets connect rear portions of the inner wheel wells and the pillars to each other; a pair of connecting members connect the rear portions of the inner wheel wells and places near the corner portions to each other; and the gussets and the connecting members are joined at places near the damper supports.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: December 13, 2022
    Assignee: MAZDA MOTOR CORPORATION
    Inventors: Hidetaka Goto, Koutaro Takada, Takuya Kubo, Kentaro Nomura
  • Patent number: 11358649
    Abstract: A vehicle-body structure for suppressing deformation of a lift gate opening is provided. Embodiments include a vehicle having a rear annular framework formed from a cross member, side braces, connecting members, and a rear header; a rear suspension on lower surfaces of side pillars in the same position as the cross member in a vehicle front-rear direction; and wheel well inner portions on the vehicle rear side with respect to the cross member, each having an upper end having a damper supporting portion for mounting a suspension damper. The side braces each connect a place near the cross member and a place near the damper supporting portion to each other in a vehicle up-down direction; and the connecting members each connect a place near each end portion of the rear header in a vehicle width direction and the place near the damper supporting portion to each other.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: June 14, 2022
    Assignee: MAZDA MOTOR CORPORATION
    Inventors: Hidetaka Goto, Koutaro Takada, Takuya Kubo, Kentaro Nomura
  • Patent number: 11165119
    Abstract: A battery unit comprises plural battery modules and a battery case storing the plural battery modules, and is arranged over a range from a first storage area located below a front seat to second and third storage areas located in back of the front seat. The number of front-side fastening portions of the battery modules corresponding to the first storage area is set to be smaller than the number of rear-side fastening portions of the battery modules corresponding to the first storage area. The fastening portion is arranged on an inward side, in a vehicle width direction, of the fastening portion provided at an outward side in the vehicle width direction.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: November 2, 2021
    Assignee: MAZDA MOTOR CORPORATION
    Inventors: Morihide Yamada, Kazuhisa Hatano, Hidetaka Goto, Koutaro Takada
  • Publication number: 20210229753
    Abstract: A vehicle-body structure for suppressing deformation of a lift gate opening is provided. Embodiments include a vehicle having a rear annular framework formed from a cross member, side braces, connecting members, and a rear header; a rear suspension on lower surfaces of side pillars in the same position as the cross member in a vehicle front-rear direction; and wheel well inner portions on the vehicle rear side with respect to the cross member, each having an upper end having a damper supporting portion for mounting a suspension damper. The side braces each connect a place near the cross member and a place near the damper supporting portion to each other in a vehicle up-down direction; and the connecting members each connect a place near each end portion of the rear header in a vehicle width direction and the place near the damper supporting portion to each other.
    Type: Application
    Filed: December 4, 2020
    Publication date: July 29, 2021
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Hidetaka GOTO, Koutaro TAKADA, Takuya KUBO, Kentaro NOMURA
  • Publication number: 20210229752
    Abstract: A rear vehicle-body structure for suppressing deformation of a corner portion of a lift gate opening is provided, including a pair of left and right inner wheel wells having damper supports; and a framework member on a rear side of the inner wheel wells forming an opening edge of a back door opening. The framework member includes a header extending in a vehicle width direction forming an upper end edge of the back door opening; and pillars extending from the header to a vehicle lower side via corner portions of the back door opening. A pair of gussets connect rear portions of the inner wheel wells and the pillars to each other; a pair of connecting members connect the rear portions of the inner wheel wells and places near the corner portions to each other; and the gussets and the connecting members are joined at places near the damper supports.
    Type: Application
    Filed: December 9, 2020
    Publication date: July 29, 2021
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Hidetaka GOTO, Koutaro TAKADA, Takuya KUBO, Kentaro NOMURA
  • Publication number: 20200381686
    Abstract: A battery unit comprises plural battery modules and a battery case storing the plural battery modules, and is arranged over a range from a first storage area located below a front seat to second and third storage areas located in back of the front seat. The number of front-side fastening portions of the battery modules corresponding to the first storage area is set to be smaller than the number of rear-side fastening portions of the battery modules corresponding to the first storage area. The fastening portion is arranged on an inward side, in a vehicle width direction, of the fastening portion provided at an outward side in the vehicle width direction.
    Type: Application
    Filed: March 13, 2020
    Publication date: December 3, 2020
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Morihide YAMADA, Kazuhisa HATANO, Hidetaka GOTO, Koutaro TAKADA