Patents by Inventor Hiromasa KITAMURA

Hiromasa KITAMURA 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).

  • Patent number: 11673432
    Abstract: A vehicle includes a center differential device and an air pressure controller. The center differential device includes a first output shaft coupled to front wheels and a second output shaft coupled to rear wheels. The center differential device is configured to perform differential operation between the first output shaft and the second output shaft and to limit the differential operation between the first output shaft and the second output shaft. The air pressure controller is configured to control air pressure of one or more tires of the front wheels and the rear wheels such that an average rotational speed of the front wheels and an average rotational speed of the rear wheels are equal to each other.
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: June 13, 2023
    Assignee: SUBARU CORPORATION
    Inventors: Yusuke Kakihara, Yusuke Yabusaki, Hiroomi Kobayashi, Hiromasa Kitamura
  • Publication number: 20210309056
    Abstract: A vehicle includes a center differential device and an air pressure controller. The center differential device includes a first output shaft coupled to front wheels and a second output shaft coupled to rear wheels. The center differential device is configured to perform differential operation between the first output shaft and the second output shaft and to limit the differential operation between the first output shaft and the second output shaft. The air pressure controller is configured to control air pressure of one or more tires of the front wheels and the rear wheels such that an average rotational speed of the front wheels and an average rotational speed of the rear wheels are equal to each other.
    Type: Application
    Filed: March 18, 2021
    Publication date: October 7, 2021
    Inventors: Yusuke KAKIHARA, Yusuke YABUSAKI, Hiroomi KOBAYASHI, Hiromasa KITAMURA