Patents by Inventor Yasuhiko ESAKI

Yasuhiko ESAKI 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).

  • Publication number: 20210215092
    Abstract: An air intake apparatus of an internal combustion engine includes an intake passage, an intake air flow control valve, a housing portion configured to house the intake air flow control valve, a swirl opening arranged at a first side of the intake air flow control valve to generate swirl, and a tumble opening arranged at a second side of the intake air flow control valve to generate tumble. The swirl opening is provided at one of the intake air flow control valve and a portion between the intake passage and the intake air flow control valve, the tumble opening being provided at the other of the intake air flow control valve and the portion between the inner surface of the intake passage and the intake air flow control valve. The intake air flow control valve rotates to achieve a switching between a swirl state and a tumble state.
    Type: Application
    Filed: December 21, 2020
    Publication date: July 15, 2021
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Yasuhiko ESAKI
  • Patent number: 10272769
    Abstract: A mounting structure of an air intake apparatus includes an air intake apparatus including a first mounting portion made of resin and a second mounting portion made of resin, a first collar member made of metal positioned within a first mounting bore at the first mounting portion, a second collar member made of metal positioned within a second mounting bore at the second mounting portion, and a large diameter annular portion made of metal provided between the first and second collar members, the first collar member, the large diameter annular portion and the second collar member being fastened while making contact with one another in a state where the first mounting portion and the second mounting portion are fastened together relative to the cylinder head by a fastening member inserted to be positioned within the first collar member, the large diameter annular portion and the second collar member.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: April 30, 2019
    Assignee: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Yasuhiko Esaki
  • Publication number: 20180215251
    Abstract: A mounting structure of an air intake apparatus includes an air intake apparatus including a first mounting portion made of resin and a second mounting portion made of resin, a first collar member made of metal positioned within a first mounting bore at the first mounting portion, a second collar member made of metal positioned within a second mounting bore at the second mounting portion, and a large diameter annular portion made of metal provided between the first and second collar members, the first collar member, the large diameter annular portion and the second collar member being fastened while making contact with one another in a state where the first mounting portion and the second mounting portion are fastened together relative to the cylinder head by a fastening member inserted to be positioned within the first collar member, the large diameter annular portion and the second collar member.
    Type: Application
    Filed: September 14, 2017
    Publication date: August 2, 2018
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventor: Yasuhiko ESAKI