Patents by Inventor Horiuchi Toshiaki

Horiuchi Toshiaki 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).

  • Contact material for vacuum interrupter
    Patent number: 4853184
    Abstract: The invention relates to contact material for vacuum interrupter, and in order to be splendid in the breakdown voltage ability and increase the interrupting ability, a contact material is constituted by containing copper and chromium, and moreover adding one component selected from silicon, titanium, zirconium and aluminum as another component, and is used in a vacuum interrupter.
    Type: Grant
    Filed: December 16, 1985
    Date of Patent: August 1, 1989
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Naya Eizo, Nagata Yoshikazu, Horiuchi Toshiaki, Okumura Mitsuhiro, Demizu Michinosuke, Harima Mitsuhiro, Asakawa Shigeki, Asakawa Masuo