Patents by Inventor Seiji Matsuuchi

Seiji Matsuuchi 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).

  • Method for joining two parts and a unit of joined parts joined by the same
    Patent number: 6607802
    Abstract: The present invention is directed to a method for joining two parts together and the unit derived therefrom. The method comprises the steps of mating a first flange portion extending along an entire periphery of a first part with a second flange portion extending along an entire periphery of a second part; overfolding a margin portion extending along an outer edge of the second flange portion to join the first part and the second part; a linear ridge being formed on at least one of the first flange portion, the second flange portion and the margin portion, the linear ridge extending along an entire periphery of the at least one portion and extending toward the first flange portion, the second flange portion or the margin portion which is opposed to the linear ridge in the overfolded state; and compressing the margin portion to plastically deform the linear ridge so as to form a seal between the two parts.
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: August 19, 2003
    Assignee: Kioritz Corporation
    Inventors: Seiji Matsuuchi, Mitsuo Takahashi, Kiyomi Uematsu, Toshio Takahashi
  • Method for joining two parts and a unit of joined parts joined by the same
    Publication number: 20010025408
    Abstract: The present invention is directed to a method for joining two parts together and the unit derived therefrom. The method comprises the steps of mating a first flange portion extending along an entire periphery of a first part with a second flange portion extending along an entire periphery of a second part; overfolding a margin portion extending along an outer edge of the second flange portion to join the first part and the second part; a linear ridge being formed on at least one of the first flange portion, the second flange portion and the margin portion, the linear ridge extending along an entire periphery of the at least one portion and extending toward the first flange portion, the second flange portion or the margin portion which is opposed to the linear ridge in the overfolded state; and compressing the margin portion to plastically deform the linear ridge so as to form a seal between the two parts.
    Type: Application
    Filed: March 28, 2001
    Publication date: October 4, 2001
    Inventors: Seiji Matsuuchi, Mitsuo Takahashi, Kiyomi Uematsu, Toshio Takahashi