Patents by Inventor Hisashi Kurita

Hisashi Kurita 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 foam mold
    Patent number: 5071605
    Abstract: A method for manufacturing a foam product in which a skin material and a core material having at least one opening are set on upper molding die and lower molding die, respectively, and a foaming resin material is then poured between the skin material and the core material to integrally mold them. A recess is formed on the portion of the upper molding die that corresponds to the opening of the core material. The opening of the core material is covered by an air permeable seal member adhered to the core material. The foaming resin material is then poured in a cavity defined between the molding dies.
    Type: Grant
    Filed: May 17, 1990
    Date of Patent: December 10, 1991
    Assignee: Inoue MTP Kabushiki Kaisha
    Inventors: Hiroshi Kawaguchi, Masaaki Sugiura, Hisashi Kurita