Patents by Inventor Norio Tetsuka

Norio Tetsuka 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).

  • Motor control center
    Patent number: 4305114
    Abstract: In a motor control center of the present invention, a plurality of units are mounted on a frame. Each of these units has an appliance mounting plate with two walls which extend transversely from the floor plate in stepped form. A first group of electrical appliances which requires relatively frequent maintenance and inspection among the electrical appliances to be mounted in the unit is mounted at the front sides of said two walls and a second group of electrical appliances which requires less frequent maintenance and inspection is mounted on the back side of the wall nearest the front.
    Type: Grant
    Filed: June 10, 1980
    Date of Patent: December 8, 1981
    Assignee: Tokyo Shibaura Denki Kabushiki Kaisha
    Inventors: Masatomo Takagi, Seietsu Takamatsu, Tsuguo Noritake, Mitsuo Ogaki, Norio Tetsuka, Toshio Takahashi