Patents by Inventor Katsumi Yokohashi

Katsumi Yokohashi 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).

  • Intake duct and method of producing the same
    Patent number: 6517595
    Abstract: An intake duct for introducing outside air into an air cleaner of an internal combustion engine is provided which includes a hollow duct body with an opening, and a piece of non-woven fabric, formed in a flat shape, is joined to the duct body to close the opening. The duct body includes a circumferential wall formed of a resin, and the opening is formed along a plane extending through a portion of the circumferential wall. The piece of non-woven fabric is fixed to the duct body so that some of the resin of the duct body penetrates into the non-woven fabric.
    Type: Grant
    Filed: January 17, 2001
    Date of Patent: February 11, 2003
    Assignees: Toyoda Gosei Co., Ltd., Toyota Jidosha Kabushiki Kaisha
    Inventors: Hitoshi Kino, Hidetoshi Ishihara, Takahiro Komori, Yoshikazu Hirose, Katsumi Yokohashi, Yoshikazu Tanaka
  • Intake duct and method of producing the same
    Publication number: 20010011448
    Abstract: An intake duct for introducing outside air into an air cleaner of an internal combustion engine is provided which includes a hollow duct body with an opening, and a piece of non-woven fabric, formed in a flat shape, is joined to the duct body to close the opening. The duct body includes a circumferential wall formed of a resin, and the opening is formed along a plane extending through a portion of the circumferential wall. The piece of non-woven fabric is fixed to the duct body so that some of the resin of the duct body penetrates into the non-woven fabric.
    Type: Application
    Filed: January 17, 2001
    Publication date: August 9, 2001
    Inventors: Hitoshi Kino, Hidetoshi Ishihara, Takahiro Komori, Yoshikazu Hirose, Katsumi Yokohashi, Yoshikazu Tanaka