Patents by Inventor Yasutaka Kabota

Yasutaka Kabota 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).

  • Zinc-nickel alloy plating bath and plating method
    Patent number: 4861442
    Abstract: The invention provides a zinc-nickel alloy plating bath comprising about 3 to about 30 g/l of Zn ion, about 0.2 to about 20 g/l of Ni ion, about 20 to about 300 g/l of alkali hydroxide, about 0.05 to about 10 g/l of amino-alcohol polymer, an Ni-complexing agent in an amount of about 1 to about 20 moles per mole of Ni ion, and about 0.01 to about 20 g/l of amino acid and/or a salt of amino acid, the bath having a pH of 11 or more.
    Type: Grant
    Filed: February 21, 1989
    Date of Patent: August 29, 1989
    Assignee: Okuno Chemical Industries Co., Ltd.
    Inventors: Noriko Tanaka, Yukio Nishihama, Yasutaka Kabota