Patents by Inventor Hidefumi Sugihara

Hidefumi Sugihara 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-saving control for a control unit in a computer system
    Patent number: 5521854
    Abstract: A power-saving control system for an MCU includes a plurality of functional portions, a switch, and a register. The functional portions includes a CPU. The switch ON/OFF-controls supply of electric power from a power supply to the respective functional portions. The register stores data for ON/OFF-controlling the switch. The switch is ON/OFF-controlled in accordance with contents of the register, thereby stopping an operational function of each functional portion in an inactive state.
    Type: Grant
    Filed: December 21, 1994
    Date of Patent: May 28, 1996
    Assignee: Intel Corporation
    Inventors: Tomohiko Kadowaki, Hiroyuki Chikamatsu, Yutaka Karasawa, Masafumi Hozumi, Hidefumi Sugihara