Patents by Inventor Emi OKUNISHI

Emi OKUNISHI 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).

  • Standard cell circuit, semiconductor integrated circuit, and semiconductor integrated circuit device
    Patent number: 8829970
    Abstract: A standard cell circuit including an input terminal to which input an input signal is input; an output terminal to output an output signal; a first wiring conductor, connected to an external power supply that outputs a first power supply voltage; a second wiring conductor to supply a second power supply voltage that is lower than the first power supply voltage; a standard cell to operate at the second power supply voltage supplied from the second wiring conductor; and a conversion circuit, connected to the first wiring conductor and the second wiring conductor, to convert the first power supply voltage input from the first wiring conductor into the second power supply voltage for output to the second wiring conductor.
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: September 9, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Emi Okunishi, Keiichi Yoshioka
  • STANDARD CELL CIRCUIT, SEMICONDUCTOR INTEGRATED CIRCUIT, AND SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
    Publication number: 20130027016
    Abstract: A standard cell circuit including an input terminal to which input an input signal is input; an output terminal to output an output signal; a first wiring conductor, connected to an external power supply that outputs a first power supply voltage; a second wiring conductor to supply a second power supply voltage that is lower than the first power supply voltage; a standard cell to operate at the second power supply voltage supplied from the second wiring conductor; and a conversion circuit, connected to the first wiring conductor and the second wiring conductor, to convert the first power supply voltage input from the first wiring conductor into the second power supply voltage for output to the second wiring conductor.
    Type: Application
    Filed: July 24, 2012
    Publication date: January 31, 2013
    Applicant: RICOH COMPANY, LTD.
    Inventors: Emi OKUNISHI, Keiichi Yoshioka