Patents by Inventor Hiroaki Nabuchi

Hiroaki Nabuchi 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).

  • Electric vehicle floor structure
    Patent number: 11975601
    Abstract: A floor structure of an electric vehicle floor structure includes a battery unit and an underfloor panel. The battery unit is arranged underneath a floor of a passenger compartment between front wheels and rear wheels. The underfloor panel covers an entire bottom surface of the battery unit from below. The underfloor panel is provided with a center panel and a surrounding panel. The center panel has a noise absorption material that arranged at a lateral-direction center and a longitudinal-direction center of the underfloor panel. The surrounding panel has a high-strength material arranged around the center panel.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: May 7, 2024
    Assignees: Nissan Motor Co., Ltd., Renault S.A.S.
    Inventors: Hiroaki Nabuchi, Hiroki Eida, Yuji Okamoto, Shinya Akizuki, Tatsuya Imashioya, Ryuki Maeta
  • Structure of disconnect plug for electric vehicle
    Patent number: 11951846
    Abstract: In a structure of a disconnect plug of an electric vehicle, a plug bracket is raised from an inside of a battery unit to an inside of a bulge formed on a floor panel under rear seats for preventing a submarine motion of a passenger. In addition, a disconnect plug is detachably attached to a front face of a plug bracket, and an opening for accessing to the disconnect plug is formed on a front wall of the bulge. Further, a cover for covering the opening capable of being opened and closed is provided on a trim beneath a front face of a seat cushion of the rear seats.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: April 9, 2024
    Assignees: Nissan Motor Co., Ltd., RENAULT S.A.S.
    Inventors: Yoichi Yamamoto, Toshitsugu Hirose, Hiroaki Nabuchi, Kentaro Hatta, Koichi Hayashi, Miki Ito
  • ELECTRIC VEHICLE FLOOR STRUCTURE
    Publication number: 20230191886
    Abstract: A floor structure of an electric vehicle floor structure includes a battery unit and an underfloor panel. The battery unit is arranged underneath a floor of a passenger compartment between front wheels and rear wheels. The underfloor panel covers an entire bottom surface of the battery unit from below. The underfloor panel is provided with a center panel and a surrounding panel. The center panel has a noise absorption material that arranged at a lateral-direction center and a longitudinal-direction center of the underfloor panel. The surrounding panel has a high-strength material arranged around the center panel.
    Type: Application
    Filed: April 28, 2020
    Publication date: June 22, 2023
    Inventors: Hiroaki NABUCHI, Hiroki EIDA, Yuji OKAMOTO, Shinya AKIZUKI, Tatsuya IMASHIOYA, Ryuki MAETA
  • STRUCTURE OF DISCONNECT PLUG FOR ELECTRIC VEHICLE
    Publication number: 20230158898
    Abstract: In a structure of a disconnect plug of an electric vehicle, a plug bracket is raised from an inside of a battery unit to an inside of a bulge formed on a floor panel under rear seats for preventing a submarine motion of a passenger. In addition, a disconnect plug is detachably attached to a front face of a plug bracket, and an opening for accessing to the disconnect plug is formed on a front wall of the bulge. Further, a cover for covering the opening capable of being opened and closed is provided on a trim beneath a front face of a seat cushion of the rear seats.
    Type: Application
    Filed: April 28, 2020
    Publication date: May 25, 2023
    Applicants: Nissan Motor Co., Ltd., RENAULT S.A.S.
    Inventors: Yoichi Yamamoto, Toshitsugu Hirose, Hiroaki Nabuchi, Kentaro Hatta, Koichi Hayashi, Miki Ito