Patents by Inventor Yuta HIRAMOTO

Yuta HIRAMOTO 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).

  • Seat cushion for vehicle seat and vehicle seat
    Patent number: 11155193
    Abstract: A seat cushion includes a seat cushion base layer which biases two base support parts in directions approaching each other, and has base support part elastic members which are elastically deformed in an up-down direction, thereby causing the seat cushion to have a configuration having a high spring characteristic. In the seat cushion and the seat back, the seat cushion is configured to be set to be larger than the seat back regarding a range of connecting an origin, a maximum displacement point, and a maximum load point, and a ratio of an area of a range including an inward curve to an area of a range including an outward curve in a predetermined load-deflection characteristic.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: October 26, 2021
    Assignee: DELTA KOGYO CO., LTD.
    Inventors: Etsunori Fujita, Seiji Kawasaki, Yuta Hiramoto, Masahiro Kuromoto, Minoru Nakamura
  • SEAT CUSHION FOR VEHICLE SEAT AND VEHICLE SEAT
    Publication number: 20200254912
    Abstract: A seat cushion includes a seat cushion base layer which biases two base support parts in directions approaching each other, and has base support part elastic members which are elastically deformed in an up-down direction, thereby causing the seat cushion to have a configuration having a high spring characteristic. In the seat cushion and the seat back, the seat cushion is configured to be set to be larger than the seat back regarding a range of connecting an origin, a maximum displacement point, and a maximum load point, and a ratio of an area of a range including an inward curve to an area of a range including an outward curve in a predetermined load-deflection characteristic.
    Type: Application
    Filed: October 23, 2018
    Publication date: August 13, 2020
    Applicant: DELTA KOGYO CO., LTD.
    Inventors: Etsunori FUJITA, Seiji KAWASAKI, Yuta HIRAMOTO, Masahiro KUROMOTO, Minoru NAKAMURA