Patents by Inventor Jiroh Sumitani

Jiroh Sumitani 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).

  • Patent number: 5030498
    Abstract: A flexible display sheet and a frame for displaying the display sheet. The display sheet has a layered structure including a woven cloth made of synthetic resin, a first transparent vinyl chloride resin layer laminated on one side of the layered cloth, a second white vinyl chloride resin layer laminated to the other side of the woven cloth, a layer of urethane resin coated on the second resin layer and display pigments thermally transferred to a surface of the coating layer opposite to the second resin layer. With this layered structure, the expression of letters, designs and images does not become vague or unclear, the displaying surface is very clear and good light permeation is provided from the rear side of the display sheet. The frame includes longitudinal and horizontal cross pieces with opposed cross pieces having concave portions.
    Type: Grant
    Filed: June 14, 1989
    Date of Patent: July 9, 1991
    Inventors: Mitsuo Okada, Jiroh Sumitani