Patents by Inventor Ryousuke Maeda

Ryousuke Maeda 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).

  • SYSTEM
    Publication number: 20260346704
    Abstract: A system is a system for supplying fuel of a fuel cell to a work vehicle on which the fuel cell is mounted, which includes the work vehicle, a carriage on which the fuel is mounted, and a supply pipe detachably provided between the work vehicle and the carriage and capable of supplying the fuel mounted on the carriage to the work vehicle. The work vehicle is supplied with the fuel mounted on the carriage by the supply pipe while traveling and towing the carriage.
    Type: Application
    Filed: September 27, 2023
    Publication date: November 5, 2026
    Applicant: KOMATSU LTD.
    Inventors: Yuta Hoshino, Yuuki Ishikawa, Ryousuke Maeda, Masafumi Kuroda, Shuhei Kousaka
  • WORK VEHICLE
    Publication number: 20260336389
    Abstract: A work vehicle equipped with a drive source using hydrogen as fuel includes a hydrogen tank configured to store the hydrogen, and a hydrogen discharge tube including a discharger configured to discharge an evaporated gas from the hydrogen tank, and the discharger discharges the evaporated gas to a space above the work vehicle.
    Type: Application
    Filed: September 27, 2023
    Publication date: October 29, 2026
    Applicant: KOMATSU LTD.
    Inventors: Yuta Hoshino, Yuuki Ishikawa, Ryousuke Maeda, Masafumi Kuroda, Shuhei Kousaka
  • Construction vehicle equipped with exhaust aftertreatment device
    Patent number: 8985262
    Abstract: A construction vehicle adapted to travel using a wheel and equipped with an exhaust aftertreatment device to which a reductant is supplied is provided. At least a portion of the exhaust aftertreatment device including a front end thereof is located on a fender provided for the wheel. A supply pump adapted to supply the reductant and a reductant tank adapted to store the reductant are located ahead of the fender and below the exhaust aftertreatment device. The reductant tank is located below the supply pump.
    Type: Grant
    Filed: May 10, 2013
    Date of Patent: March 24, 2015
    Assignee: Komatsu Ltd.
    Inventors: Shigeo Sekiya, Ryousuke Maeda, Muneo Harada
  • Construction Vehicle Equipped with Exhaust Aftertreatment Device
    Publication number: 20140124284
    Abstract: A construction vehicle adapted to travel using a wheel and equipped with an exhaust aftertreatment device to which a reductant is supplied is provided. At least a portion of the exhaust aftertreatment device including a front end thereof is located on a fender provided for the wheel. A supply pump adapted to supply the reductant and a reductant tank adapted to store the reductant are located ahead of the fender and below the exhaust aftertreatment device. The reductant tank is located below the supply pump.
    Type: Application
    Filed: May 10, 2013
    Publication date: May 8, 2014
    Applicant: Komatsu Ltd.
    Inventors: Shigeo Sekiya, Ryousuke Maeda, Muneo Harada