Patents by Inventor Yasuhisa Makihara

Yasuhisa Makihara 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).

  • Ventilation duct
    Patent number: 11181082
    Abstract: A ventilation duct includes an intake port through which fluid is sucked in a different direction from an up-down direction; a discharge port that is located above the intake port; a connecting portion that connects the intake port and the discharge port, and a duct inner surface that is an inner surface of the connecting portion, the duct inner surface being provided such that a fluid channel is provided inside the duct inner surface. A wall portion is provided to linearly extend upward from a lower surface of the duct inner surface and to extend in a right-left direction when seen from an upstream side in a flow direction of the fluid flowing through the fluid channel.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: November 23, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yasuhisa Makihara, Ryo Nakamura
  • VENTILATION DUCT
    Publication number: 20190128222
    Abstract: A ventilation duct includes an intake port through which fluid is sucked in a different direction from an up-down direction; a discharge port that is located above the intake port; a connecting portion that connects the intake port and the discharge port, and a duct inner surface that is an inner surface of the connecting portion, the duct inner surface being provided such that a fluid channel is provided inside the duct inner surface. A wall portion is provided to linearly extend upward from a lower surface of the duct inner surface and to extend in a right-left direction when seen from an upstream side in a flow direction of the fluid flowing through the fluid channel.
    Type: Application
    Filed: June 20, 2018
    Publication date: May 2, 2019
    Applicant: Toyota Jidosha Kabushiki Kaisha
    Inventors: Yasuhisa Makihara, Ryo Nakamura