Patents by Inventor Sumeo Matsushita

Sumeo Matsushita 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 of producing decorative objects
    Patent number: 4447473
    Abstract: The decorative objects on which a light-interference surface layer showing an esthetic design is formed is produced by the steps of forming a metal thin film on glazed and baked surface of a base body and treating the base body at high temperature in oxygen atmosphere, and which are highly useful as decorative articles, dinner sets, building materials, and industrial art objects.
    Type: Grant
    Filed: October 29, 1982
    Date of Patent: May 8, 1984
    Inventors: Toru Mashida, Sumeo Matsushita
  • Process for preparing bands or belts, particularly suitable for use as watch bands
    Patent number: 4110139
    Abstract: This invention provides a process for preparing artificial leather bands or belts, particularly those suitable for use as watch bands or straps which are characterized by bearing close resemblance to natural leather in the appearance, feeling and touch and toughness of the product, inexpensive production cost and easiness in the production control.
    Type: Grant
    Filed: March 13, 1975
    Date of Patent: August 29, 1978
    Assignee: NCO Works Ltd.
    Inventors: Toru Mashida, Sumeo Matsushita, Iwao Ikegami