Patents by Inventor Yasuo Asaumi

Yasuo Asaumi 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 supercharging system and method for controlling electric supercharger
    Patent number: 10655548
    Abstract: An electric supercharging system has an electric supercharger disposed on an intake air passage of an engine and a control unit in which a microcomputer is built. Then, control unit changes an actuation timing of the electric supercharger on the basis of change amounts of a rotational speed and an accelerator opening of the engine. At this time, the control unit changes the actuation timing of the electric supercharger by correcting the actuation timing of the electric supercharger according to the rotational speed of the engine with a coefficient according to the change amount of the accelerator opening.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: May 19, 2020
    Assignee: VOLVO TRUCK CORPORATION
    Inventors: Kunihiko Hikiri, Yasuo Asaumi, Kenichiro Imaoka