Patents by Inventor Hiroki Tsukada

Hiroki Tsukada 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 control device
    Patent number: 11458976
    Abstract: A vehicle control device includes a control unit configured to obtain information relating to a drive state of a vehicle, calculate a requirement torque, compute a first target torque, a second target torque, and an ideal change rate of a total torque of the first drive torque and the second drive torque, and at least control a magnitudes of the first drive torque and the second drive torque outputted from the first drive unit and the second drive unit. The control unit is configured to control the first drive unit to operate a first zero-cross process and control the second drive unit to operate a second zero-cross process after the first zero-cross process ends.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: October 4, 2022
    Assignee: AISIN CORPORATION
    Inventors: Shinya Harada, Satoshi Kokubo, Masaya Sugai, Hiroki Tsukada
  • VEHICLE CONTROL DEVICE
    Publication number: 20210300380
    Abstract: A vehicle control device includes a control unit configured to obtain information relating to a drive state of a vehicle, calculate a requirement torque, compute a first target torque, a second target torque, and an ideal change rate of a total torque of the first drive torque and the second drive torque, and at least control a magnitudes of the first drive torque and the second drive torque outputted from the first drive unit and the second drive unit. The control unit is configured to control the first drive unit to operate a first zero-cross process and control the second drive unit to operate a second zero-cross process after the first zero-cross process ends.
    Type: Application
    Filed: March 23, 2021
    Publication date: September 30, 2021
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Shinya HARADA, Satoshi KOKUBO, Masaya SUGAI, Hiroki TSUKADA
  • Stuffed toy cat figure
    Patent number: D317487
    Type: Grant
    Filed: June 24, 1988
    Date of Patent: June 11, 1991
    Assignee: Iwaya Corporation
    Inventor: Hiroki Tsukada