Patents by Inventor Ryoji Doi

Ryoji Doi 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).

  • FASTENING STRUCTURE OF UNDERCOVER
    Publication number: 20240383329
    Abstract: A fastening structure of an undercover includes a fuel tank disposed under a floor of a vehicle, a first undercover covering the fuel tank from below, and a coupling bracket for mechanically coupling the first undercover to a fixing member, the coupling bracket being fastened to an upper surface of the first undercover and being fastened to the fixing member on both sides in a front-rear direction with the fuel tank interposed between the fixing members.
    Type: Application
    Filed: February 9, 2024
    Publication date: November 21, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Masato SEKISHIRO, Ryoji DOI
  • Vehicle bottom structure
    Patent number: 10994788
    Abstract: A vehicle bottom structure includes: side members; a plurality of cross members that extend in the width direction of the vehicle, are joined to the side members at both end parts, and support the bottom of a battery pack disposed under a floor panel between the side members, from below; and front-rear direction reinforcing members that extend in the front-rear direction of the vehicle and are joined on the cross members so as to cross the cross members.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: May 4, 2021
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Kazuma Otoguro, Ryoji Doi
  • VEHICLE BOTTOM STRUCTURE
    Publication number: 20200062318
    Abstract: A vehicle bottom structure includes: side members; a plurality of cross members that extend in the width direction of the vehicle, are joined to the side members at both end parts, and support the bottom of a battery pack disposed under a floor panel between the side members, from below; and front-rear direction reinforcing members that extend in the front-rear direction of the vehicle and are joined on the cross members so as to cross the cross members.
    Type: Application
    Filed: August 16, 2019
    Publication date: February 27, 2020
    Inventors: Kazuma Otoguro, Ryoji Doi