Patents by Inventor Hisatsugu Minamida

Hisatsugu Minamida 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).

  • Aqueous adhesive compositions
    Patent number: 4571412
    Abstract: An aqueous adhesive composition which comprises 0.5 to 30 parts by weight, as solids, of an aqueous cationic polyamide polyamine epichlorohydrin resin solution per 100 parts by weight, as solids, of an aqueous, cationic or nonionic polymer dispersion exhibits not only excellent water resistance despite their room-temperature drying properties, when applied to various kinds of substrates but also exceptionally improved storage stability.The aqueous cationic or nonionic polymer dispersion may be a dispersion of polymerized ethylenically unsaturated monomers.
    Type: Grant
    Filed: November 29, 1984
    Date of Patent: February 18, 1986
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Hisatsugu Minamida, Akira Kato, Isamu Sawayama, Ken-ichi Tanaka