Patents by Inventor Hirofumi Sakaue

Hirofumi Sakaue 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).

  • Vehicle and back door
    Patent number: 11807086
    Abstract: A back door attached to a rear of a vehicle body includes an inner panel, an outer panel facing the inner panel, a first reinforcing member laid on an outer side of the vehicle body and fixed to the inner panel together with a hinge, and a second reinforcing member including a porous portion and arranged to fill a first space between the first reinforcing member and the outer panel on an outer side in a width direction of the vehicle body from a hinge support that supports the hinge to overlap at least a part of a glass upper edge of a back window glass.
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: November 7, 2023
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, SUBARU CORPORATION
    Inventors: Masami Uehata, Hirofumi Sakaue
  • VEHICLE AND BACK DOOR
    Publication number: 20220305889
    Abstract: A back door attached to a rear of a vehicle body includes an inner panel, an outer panel facing the inner panel, a first reinforcing member laid on an outer side of the vehicle body and fixed to the inner panel together with a hinge, and a second reinforcing member including a porous portion and arranged to fill a first space between the first reinforcing member and the outer panel on an outer side in a width direction of the vehicle body from a hinge support that supports the hinge to overlap at least a part of a glass upper edge of a back window glass.
    Type: Application
    Filed: March 25, 2022
    Publication date: September 29, 2022
    Inventors: Masami Uehata, Hirofumi Sakaue
  • Vehicle rear gate opening and closing apparatus
    Patent number: 6901704
    Abstract: A rear gate opening and closing apparatus includes a gas stay for biasing a rear gate in an opening direction, a motor for actuating to open or close the rear gate, a clutch for connecting or disconnecting the motor with the rear gate, an encoder for detecting the position of the rear gate, an operating switch for operating an opening and closing motion of the rear gate, and a control means for controlling the motor and clutch to automatically open and close the rear gate. The opening and closing speed of the rear gate is controlled based on a detection signal of the encoder.
    Type: Grant
    Filed: January 3, 2001
    Date of Patent: June 7, 2005
    Assignee: Fuji Jukogyo Kabushiki Kaisha
    Inventors: Hirofumi Sakaue, Kenji Okada, Nobuzi Suzuki
  • Rear gate opening and closing apparatus for vehicle
    Publication number: 20010008057
    Abstract: A rear gate opening and closing apparatus includes a gas stay for biasing a rear gate in an opening direction, a motor for actuating to open or close the rear gate, a clutch for connecting or disconnecting the motor with the rear gate, an encoder for detecting the position of the rear gate, an operating switch for operating an opening and closing motion of the rear gate, and a control means for controlling the motor and clutch to automatically open and close the rear gate. The opening and closing speed of the rear gate is controlled based on a detection signal of the encoder.
    Type: Application
    Filed: January 3, 2001
    Publication date: July 19, 2001
    Inventors: Hirofumi Sakaue, Kenji Okada, Nobuzi Suzuki