Patents by Inventor Joichi Tabuchi

Joichi Tabuchi 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).

  • Polyethylene composite film and label
    Patent number: 5075152
    Abstract: Disclosed are a polyethylene composite film used for displaying materials, balloons and various packaging materials, which is excellent in moistureproofness, clarity, bending properties and pinhole resistance, comprising an oriented polyethylene film in which the degree of crosslinking inwardly decreases across the thickness of the oriented polyethylene film on which printing is performed and a film laminated on the printed surface; and a label suitably used for a polyethylene bottle comprising the above oriented polyethylene film on which printing is performed and an adhesive layer formed on the printed surface.
    Type: Grant
    Filed: May 2, 1991
    Date of Patent: December 24, 1991
    Assignee: Tonen Sekiyukagaku K.K.
    Inventors: Haruo Tsukuda, Joichi Tabuchi