Patents by Inventor Yoichiro Takagi

Yoichiro Takagi 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).

  • Power breaker system
    Patent number: 4236186
    Abstract: A power breaker system comprises a main breaker having a short timing delay function which is connected to a power source; a current limiting circuit for limiting fault current which is connected to the main breaker; and a plurality of branch load circuits consisting of each feeder breaker and each load which are connected to the current limiting circuit.
    Type: Grant
    Filed: January 17, 1979
    Date of Patent: November 25, 1980
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventor: Yoichiro Takagi