Patents by Inventor Takanori Monda

Takanori Monda 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).

  • Draw Forming Method and Device
    Publication number: 20080098789
    Abstract: A draw forming method for drawing a blank material (15). In this method, a restraint region (98) that is an outer peripheral section (21) of the blank material is held by a first holder means (22), and then a tension region (97) inside the outer peripheral section is displaced upward by a second holder means (23) relative to the restraint region. The displacement applies tensile force to a drawing region (96) that is the central section of the blank material.
    Type: Application
    Filed: November 11, 2005
    Publication date: May 1, 2008
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Yuichi Hori, Yuichi Konno, Takanori Monda, Hiroshi Ono
  • Press forming apparatus for fuel cell metal separator
    Patent number: 7178374
    Abstract: A press forming apparatus, for metal separators for fuel cells, has a pair of peripheral portion holding dies which hold a peripheral portion of a material and are movable toward and counter to each other; a pair of intermediate portion forming dies for forming a intermediate portion of the material, which are disposed inside the peripheral portion holding dies and are movable toward and counter to each other; and a pair of center portion forming dies for forming a center portion of the material, which are disposed inside the intermediate portion forming dies and are movable toward and counter to each other, wherein one of the peripheral portion holding dies and one of the intermediate portion forming dies are fixed to each other, one of the center portion forming dies is movable with respect to one of the intermediate portion forming dies toward the material, the other intermediate portion forming die and the other center portion forming die are fixed to each other, and the other intermediate portion forming
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: February 20, 2007
    Assignee: Honda Motor Co., Ltd.
    Inventors: Naoyuki Enjoji, Toshiki Kawamura, Hideaki Kikuchi, Takanori Monda
  • Press forming apparatus for fuel cell metal separator and press forming method therefor
    Publication number: 20050188740
    Abstract: A press forming apparatus, for metal separators for fuel cells, has a pair of peripheral portion holding dies which hold a peripheral portion of a material and are movable toward and counter to each other; a pair of intermediate portion forming dies for forming a intermediate portion of the material, which are disposed inside the peripheral portion holding dies and are movable toward and counter to each other; and a pair of center portion forming dies for forming a center portion of the material, which are disposed inside the intermediate portion forming dies and are movable toward and counter to each other, wherein one of the peripheral portion holding dies and one of the intermediate portion forming dies are fixed to each other, one of the center portion forming dies is movable with respect to one of the intermediate portion forming dies toward the material, the other intermediate portion forming die and the other center portion forming die are fixed to each other, and the other intermediate portion forming
    Type: Application
    Filed: December 2, 2004
    Publication date: September 1, 2005
    Inventors: Naoyuki Enjoji, Toshiki Kawamura, Hideaki Kikuchi, Takanori Monda