Patents by Inventor Jyou Tsuda

Jyou Tsuda 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).

  • Rotary switch having rotary contacts with an amorphous alloy coating
    Patent number: 4714804
    Abstract: Rotary electrical signal generator includes fixed electric contacts and slider contacts which engage the fixed contacts. To enhance the abrasion resistance and the corrosion resistance, the surface of printed electrodes is coated with an amorphous Ni-P plated layer containing from 15 to 25 atom % of P.
    Type: Grant
    Filed: February 10, 1986
    Date of Patent: December 22, 1987
    Assignee: Aisin Seiki Kabushikikaisha
    Inventors: Keiji Yasuda, Yukihisa Oda, Shigemitsu Hamajima, Masami Ishii, Katsumi Nakanishi, Takayoshi Tsuzuki, Jyou Tsuda