Patents by Inventor Koji Hinomiya

Koji Hinomiya 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).

  • Silver alloy plating bath and method of forming a silver alloy film by means of the same
    Patent number: 6527840
    Abstract: A silver alloy plating bath and a method of forming a silver alloy film by using the silver alloy plating bath and by performing displacement plating on surfaces of a more base metal than silver, the silver alloy plating bath including Ag ions and at least one or more metal ions of Pd ions, Pt ions, Au ions and Rh ions, a concentration of the Ag ions and the metal ion or ions being 0.001 to 0.01 mol/l, a mol ratio of the metal ion or ions to the Ag ions being 1:0.01 to 0.1.
    Type: Grant
    Filed: January 19, 2000
    Date of Patent: March 4, 2003
    Assignee: Shipley Company, L.L.C.
    Inventors: Kazuo Igarashi, Koji Hinomiya, Takashi Kanda