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Ryouhei Saga

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  • Takasaki, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Backup power supply
    • Publication number 20040145926
    • Publication date Jul 29, 2004
    • Akihiko Kanouda
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    DC-DC converter and a method of controlling thereof
    • Publication number 20030197494
    • Publication date Oct 23, 2003
    • Hitachi, Ltd.
    • Akihiko Kanouda
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Backup power supply
    • Publication number 20030184937
    • Publication date Oct 2, 2003
    • Hitachi, Ltd.
    • Akihiko Kanouda
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    DC power supply device
    • Publication number 20030107906
    • Publication date Jun 12, 2003
    • Hitachi, Ltd
    • Norikazu Tokunaga
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    VOLTAGE REGULATOR MODULE FOR MICRO PROCESSOR AND CPO USING A SUPER...
    • Publication number 20030042878
    • Publication date Mar 6, 2003
    • Akihiko Kanouda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DC-DC STEP-DOWN CONVERTER WITH AN ELECTRIC DOUBLE-LAYER CAPACITOR
    • Publication number 20030039092
    • Publication date Feb 27, 2003
    • Hitachi, Ltd
    • Akihiko Kanouda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DC-DC converter and a method of controlling thereof
    • Publication number 20020185994
    • Publication date Dec 12, 2002
    • Hitachi, Ltd.
    • Akihiko Kanouda
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Backup power supply
    • Publication number 20020186576
    • Publication date Dec 12, 2002
    • Akihiko Kanouda
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    DC-DC converter and control circuit therefor
    • Publication number 20020136030
    • Publication date Sep 26, 2002
    • Hitachi, Ltd.
    • Norikazu Tokunaga
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    DC-DC converter
    • Publication number 20020080631
    • Publication date Jun 27, 2002
    • Akihiko Kanouda
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    DC power supply device
    • Publication number 20020067630
    • Publication date Jun 6, 2002
    • Hitachi, Ltd.
    • Norikazu Tokunaga
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...