Patents by Inventor Tomohiro HONMA

Tomohiro HONMA 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).

  • TURBOCHARGER
    Publication number: 20240060431
    Abstract: A turbocharger includes: a housing; a plurality of covers each of which encloses at least a part of an outer surface of the housing, the plurality of covers including at least a first cover and a second cover, each of the plurality of covers accommodating an insulator between the cover and the outer surface of the housing; and a connecting piece directly arranged on the outer surface of the housing and connecting the first cover and the second cover.
    Type: Application
    Filed: November 1, 2023
    Publication date: February 22, 2024
    Applicant: IHI Corporation
    Inventors: Tomohiro HONMA, Kenta KAWAMITSU, Yoshinari YOSHIDA
  • Multistage turbocharging system
    Patent number: 9194341
    Abstract: A multistage turbocharging system (1) in which the thickness of at least either one of a valve body (51a) that opens and closes a bypass flow passage opening and a washer (51b) that fixes the valve body (51a) to a mounting portion (52) is greater than the minimum width of a flow passage from a valve assembly (51) to a turbine impeller (2d) of the first turbocharger (2).
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: November 24, 2015
    Assignee: IHI CORPORATION
    Inventors: Tomohiro Honma, Kenji Bunno, Fumihiko Fukuhara
  • MULTISTAGE TURBOCHARGING SYSTEM
    Publication number: 20140130496
    Abstract: A multistage turbocharging system (1) in which the thickness of at least either one of a valve body (51a) that opens and closes a bypass flow passage opening and a washer (51b) that fixes the valve body (51a) to a mounting portion (52) is greater than the minimum width of a flow passage from a valve assembly (51) to a turbine impeller (2d) of the first turbocharger (2).
    Type: Application
    Filed: December 19, 2013
    Publication date: May 15, 2014
    Inventors: Tomohiro HONMA, Kenji BUNNO, Fumihiko FUKUHARA
  • MULTISTAGE TURBOCHARGING SYSTEM
    Publication number: 20140102093
    Abstract: A multistage turbocharging system provided with a first turbocharger, a second turbocharger, and an exhaust bypass valve device, in which a seal surface of the opening of the bypass flow passage that is abutted by the bottom surface of the valve body of the exhaust bypass valve device has a higher oxidation resistance than the housing of the second turbocharger.
    Type: Application
    Filed: December 18, 2013
    Publication date: April 17, 2014
    Inventors: Tomohiro HONMA, Kenji BUNNO, Fumihiko FUKUHARA