Patents by Inventor Tetuo Momma

Tetuo Momma 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).

  • Water impervious heat shrinkable tube
    Patent number: 4559973
    Abstract: A water impervious heat shrinkable rubber or plastic tube wherein a laminated metal foil layer consisting of a metal foil film having a thickness of 0.01 mm to 0.1 mm and, laminated on each surface thereof, an electrically insulating or semiconducting rubber or plastic sheet extends along the entire or partial length of the tube and over the entire periphery of the tube, the two longitudinal edges of the laminated metal foil layer overlapping in a predetermined width and the laminated metal foil layer being so arranged in the tube that the thickness of the inner tube layer inside the laminated metal foil layer is smaller than the thickness of the outer tube layer outside the laminated metal foil layer.
    Type: Grant
    Filed: December 13, 1984
    Date of Patent: December 24, 1985
    Assignee: The Furukawa Electric Co., Ltd.
    Inventors: Yoshinari Hane, Hiroshi Suzuki, Tadayuki Uematsu, Shigeru Matsumoto, Tetuo Momma, Akihiko Kamiya, Mitugu Saito