Patents by Inventor Kohji Noji

Kohji Noji 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).

  • Process for adhering polyethylene to steel substrates
    Patent number: 4172912
    Abstract: A coating composite containing sulfochlorinated polyolefin having a sulfur content ranging from 0.2 to 2.5% by weight and a chlorine content ranging from 18 to 37% by weight is applied directly as an adhesive layer or is applied on one surface of a thermoplastic resin base to be contacted with a metal surface, which resin base is coated on the metal surface.When the coating composite is pressed thereafter under a pressure, a coating on the metal surface with excellent adhesion, water and impact resistances is provided.
    Type: Grant
    Filed: October 20, 1977
    Date of Patent: October 30, 1979
    Assignees: Sumitomo Metal Industries Limited, Seitetsu Kagaku Co., Ltd.
    Inventors: Kohji Noji, Tetsuzo Arai, Yasuhiko Okamoto, Kunioki Kato, Miyoshi Koyama, Koichi Fujiki