Patents by Inventor Tohru Kokogawa

Tohru Kokogawa 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).

  • Testing device for electrical circuit boards
    Patent number: 4943768
    Abstract: In a testing device for testing electric circuit board having test terminals on the board parallel to each other, conductor strips are arranged in conformity with the test terminals, and a pressing member is provided for pressing the conductor strips on the test terminals.
    Type: Grant
    Filed: June 21, 1989
    Date of Patent: July 24, 1990
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Kenichi Niki, Tohru Kokogawa, Akira Ishizu, Hayato Takasago
  • Testing device for electrical circuit boards
    Patent number: 4887030
    Abstract: In a testing device for testing electric circuit board having test terminals on the board parallel to each other, conductor strips are arranged in conformity with the test terminals, and a pressing member is provided for pressing the conductor strips on the test terminals.
    Type: Grant
    Filed: November 6, 1987
    Date of Patent: December 12, 1989
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Kenichi Niki, Tohru Kokogawa, Akira Ishizu, Hayato Takasago