Patents by Inventor Hitoshi Himi

Hitoshi Himi 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).

  • Metal clad insulating circuit breaker
    Patent number: 4037187
    Abstract: A casing is divided and disassembled into the desired numbers of solid state insulating material units each of which is aligned with the others, with tapered end portion of the solid state insulating material units, and insulating bushing means, such as rubber gaskets or stress relief cones, which are inserted into the contact portions between said each insulating material units, and further solid state insulating units fastened by a common fastening means in a body with uniform compressive force.
    Type: Grant
    Filed: December 4, 1974
    Date of Patent: July 19, 1977
    Assignee: Kabushiki Kaisha Meidensha
    Inventor: Hitoshi Himi