Patents by Inventor Shigeo Date

Shigeo Date 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).

  • Polyurethane (meth) acrylate resin/N-vinyl pyrrolidone/acryloylmorpholine resin composition
    Patent number: 5166186
    Abstract: A resin composition, particularly for an ink printing composition, comprising a polyurethane (meth-) acrylate resin, N-vinylpyrrolidone, and acryloylmorphline, with a photoinitiator when used as an ultraviolet raycurable ink printing composition, and without a photoinitiator when used as an electron beam-curable ink printing composition.
    Type: Grant
    Filed: July 28, 1989
    Date of Patent: November 24, 1992
    Assignees: Nippondenso Co., Ltd., Nippon Kayaku Kabushiki Kaisha, Jujo Chemical Co., Ltd.
    Inventors: Hisano Kojime, Yoshinori Asano, Yoshiharu Ohi, Shigeo Date