Patents by Inventor Suichiro Okuda

Suichiro Okuda 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).

  • Circuit interrupter
    Patent number: 4445020
    Abstract: A circuit interrupter comprises a pair of mutually detachable contacts;a cylinder-piston negative pressure device for providing a negative pressure by detaching said contacts; anda suction guide for feeding the arcing formed by the detaching operation of said contacts, into said cylinder-piston negative pressure device.
    Type: Grant
    Filed: April 4, 1983
    Date of Patent: April 24, 1984
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Yoshihiro Ueda, Hiroyuki Sasao, Suenobu Hamano, Suichiro Okuda