Patents by Inventor Mitsuji Usui

Mitsuji Usui 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 producing plastic moldings
    Patent number: 5006188
    Abstract: A method of producing a laminate of plastics moldings made of a skin material and a base resin material. The resin is melted and changed onto the skin material placed in a mold. The mold is then closed and cooled to produce the plastics moldings laminate. In charging the resin, it is stored outside the mold and is then loaded on the skin material in a single operation, which can avoid occurrence of flow marks or the like on the finished product and decrease the operation time. An apparatus for realizing the method is also disclosed.
    Type: Grant
    Filed: February 1, 1989
    Date of Patent: April 9, 1991
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Mitsuji Usui, Takeo Hanamura, Junichi Kurihara