Patents by Inventor Yukio Maeda

Yukio 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).

  • Method for evaluating surges of motor vehicles
    Patent number: 4169370
    Abstract: Root mean squares are obtained for the amplitude produced within a given period of time in the surges within such frequency scope as allows the human sense to perceive them easily among the surges of a variety of frequencies which occur in a motor vehicle during running. The magnitude of the squares obtained is substantially coincident with that of the surges felt by the human sense.
    Type: Grant
    Filed: May 1, 1978
    Date of Patent: October 2, 1979
    Assignee: Toyota Jidosha Kogyo Kabushiki Kaisha
    Inventors: Hirohide Iwase, Yukio Maeda, Tatsuo Sugitani