Patents by Inventor Toshihiko Nishikubo

Toshihiko Nishikubo 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).

  • Rapidly curable acrylic adhesive compositions for bonding polypropylene
    Patent number: 4564657
    Abstract: Rapidly curable adhesive compositions suitable for bonding polypropylene, comprising a polymer of sulfochlorinated and/or chlorinated polypropylene with an average chlorine content of 26% to 34% by weight, and an average molecular weight of 5,000 to 120,000, dissolved in monomeric ingredients such as acrylic and/or methacrylic monomers.
    Type: Grant
    Filed: February 16, 1984
    Date of Patent: January 14, 1986
    Assignee: Sanyo Kokusaku Pulp Co., Ltd.
    Inventors: Toshihiko Nishikubo, Kazuo Shimizu