Patents by Inventor Tamotu Arai

Tamotu Arai 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).

  • Voltage dividing circuit in IC structure
    Patent number: 4152716
    Abstract: A voltage dividing circuit comprises a plurality of series-connected insulated-gate FETs, each having its gate and drain short-circuited with each other and its source and substrate short-circuited with each other. A substrate in which one FET is formed is isolated from another substrate in which another FET is formed.
    Type: Grant
    Filed: January 4, 1977
    Date of Patent: May 1, 1979
    Assignee: Hitachi, Ltd.
    Inventors: Shuichi Torii, Tamotu Arai