Patents by Inventor Mikio Akai

Mikio Akai 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).

  • Mold assembly for molding frame-installed and skin-covered seat cushion structure
    Patent number: 5017115
    Abstract: Herein disclosed is a mold assembly for molding a frame-installed and skin-covered seat cushion structure, which includes a mold having a cavity formed therein; a retainer jig adapted to be put on the mold, the retainer jig being equipped with clamps for clamping a frame of the seat cushion structure to be produced; a lid adapted to be put on the mold with an interposal of the retainer jig therebetween; and a sealing element for achieving a sealing between the mold and the lid upon proper putting of the lid on the mold.
    Type: Grant
    Filed: April 27, 1990
    Date of Patent: May 21, 1991
    Assignee: Ikeda Bussan Co., Ltd.
    Inventors: Norio Yanagishita, Ichiro Matsuura, Kiichiro Ishimaru, Mikio Akai
  • Method of producing skin-covered foamed plastic article
    Patent number: 4959184
    Abstract: A method of producing a skin-covered foamed plastic article, which includes preparing a lower mold which has a cavity formed therein; putting a bag-shaped outer skin member into the cavity, the skin member having a porous inner layer; pouring a foamable material for the foamed plastic article into the bag-shaped outer skin member; and controlling a pressure in the cavity in such a manner that the inner layer becomes saturated to a predetermined degree during curing of the material.
    Type: Grant
    Filed: October 20, 1988
    Date of Patent: September 25, 1990
    Assignee: Ikeda Bussan Co., Ltd.
    Inventors: Mikio Akai, Masami Mori