Patents by Inventor Mikiya Nohara

Mikiya Nohara 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 regulator module for micro processor and CPO using a super capacitor
    Patent number: 6580597
    Abstract: A voltage regulator module includes a power supply circuit for supplying power to an integrated circuit, the power supply circuit including semiconductor switching devices and a drive circuit for driving the semiconductor switching devices; and charge storage means for smoothing an output of the power supply circuit, wherein charge storage unit having a smoothing capacitor includes an electric double-layer capacitor, wherein the electric double-layer capacitor includes a plurality of positive electrode terminals and a plurality of negative electrode terminals, and wherein the plurality of positive electrode terminals and the plurality of negative electrode terminals are disposed on a surface identical to a surface of the electric double-layer capacitor.
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: June 17, 2003
    Assignee: Hitachi, Ltd.
    Inventors: Akihiko Kanouda, Kenichi Onda, Norikazu Tokunaga, Mikiya Nohara, Ryouhei Saga, Morinobu Endo
  • DC-DC step-down converter with super capacitor
    Patent number: 6567261
    Abstract: A voltage regulator module includes a power supply circuit for supplying power to an integrated circuit, the power supply circuit including semiconductor switching devices and a drive circuit for driving the semiconductor switching devices; and charge storage means for smoothing an output of the power supply circuit, wherein charge storage unit having a smoothing capacitor includes an electric double-layer capacitor, wherein the electric double-layer capacitor includes a plurality of positive electrodes terminals and a plurality of negative electrode terminals, and wherein the plurality of positive electrode terminals and the plurality of negative electrode terminals are disposed on a surface identical to a surface of the electric double-layer capacitor.
    Type: Grant
    Filed: August 7, 2002
    Date of Patent: May 20, 2003
    Assignee: Hitachi, Ltd.
    Inventors: Akihiko Kanouda, Kenichi Onda, Norikazu Tokunaga, Mikiya Nohara, Ryouhei Saga, Morinobu Endo
  • VOLTAGE REGULATOR MODULE FOR MICRO PROCESSOR AND CPO USING A SUPER CAPACITOR
    Publication number: 20030042878
    Abstract: A voltage regulator module includes a power supply circuit for supplying power to an integrated circuit, the power supply circuit including semiconductor switching devices and a drive circuit for driving the semiconductor switching devices; and charge storage means for smoothing an output of the power supply circuit, wherein charge storage unit having a smoothing capacitor includes an electric double-layer capacitor, wherein the electric double-layer capacitor includes a plurality of positive electrode terminals and a plurality of negative electrode terminals, and wherein the plurality of positive electrode terminals and the plurality of negative electrode terminals are disposed on a surface identical to a surface of the electric double-layer capacitor.
    Type: Application
    Filed: March 19, 2002
    Publication date: March 6, 2003
    Inventors: Akihiko Kanouda, Kenichi Onda, Norikazu Tokunaga, Mikiya Nohara, Ryouhei Saga, Morinobu Endo
  • DC-DC STEP-DOWN CONVERTER WITH AN ELECTRIC DOUBLE-LAYER CAPACITOR
    Publication number: 20030039092
    Abstract: A voltage regulator module includes a power supply circuit for supplying power to an integrated circuit, the power supply circuit including semiconductor switching devices and a drive circuit for driving the semiconductor switching devices; and charge storage means for smoothing an output of the power supply circuit, wherein charge storage unit having a smoothing capacitor includes an electric double-layer capacitor, wherein the electric double-layer capacitor includes a plurality of positive electrode terminals and a plurality of negative electrode terminals, and wherein the plurality of positive electrode terminals and the plurality of negative electrode terminals are disposed on a surface identical to a surface of the electric double-layer capacitor.
    Type: Application
    Filed: August 7, 2002
    Publication date: February 27, 2003
    Applicant: HITACHI, LTD.
    Inventors: Akihiko Kanouda, Kenichi Onda, Norikazu Tokunaga, Mikiya Nohara, Ryouhei Saga, Morinobu Endo