Patents by Inventor Michifume Takeichi

Michifume Takeichi 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).

  • Railway car body structures and method of making them
    Patent number: 5685229
    Abstract: A railway car body structure is provided which includes an underframe, first and second side structural units and a roof structural unit. Each of the first and second side structural units and the roof structural unit include at least one plate member, each plate members being formed by joining two surface materials, a core material and binding materials through metal-to-metal brazing. The first side structural units is joined to the roof structural unit by a first extruded element, while the second side structural unit is joined to the roof structural unit by a second extruded element. With this construction an extremely strong, yet light, railway car body structure is achieved.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: November 11, 1997
    Assignee: Hitachi, Ltd.
    Inventors: Mamoru Ohara, Morishige Hattori, Yoshinao Okumoto, Masato Okazaki, Michifume Takeichi, Katsutoshi Horihata, Kengi Kimura