TREA

Device Engineering Co., Ltd.

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Organization

  • Chuo-ku, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    DC/DC converter
    • Patent number 7,675,276
    • Issue date Mar 9, 2010
    • Torex Semiconductor Ltd.
    • Satoru Ohkawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switching power supply circuit
    • Patent number 7,638,994
    • Issue date Dec 29, 2009
    • Torex Semiconductor Ltd.
    • Norimasa Hane
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switching power supply circuit
    • Patent number 7,545,129
    • Issue date Jun 9, 2009
    • Torex Semiconductor Ltd.
    • Norimasa Hane
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Phase compensation circuit and power circuit having same
    • Patent number 7,518,428
    • Issue date Apr 14, 2009
    • Torex Semiconductor Ltd.
    • Kouji Ichiba
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power circuit
    • Patent number 7,459,895
    • Issue date Dec 2, 2008
    • Torex Device Co., Ltd.
    • Atsunori Tokumitsu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Stabilized power supply circuit
    • Patent number 7,142,040
    • Issue date Nov 28, 2006
    • Device Engineering Co., Ltd.
    • Takeshi Naka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Control circuit for DC/DC converter
    • Patent number 7,135,844
    • Issue date Nov 14, 2006
    • Torex Device Co., Ltd.
    • Norimasa Hane
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switching regulator
    • Patent number 6,853,172
    • Issue date Feb 8, 2005
    • Seiko Instruments Inc.
    • Kazuaki Sano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Boosting and step-down switching regulator controlling circuit and...
    • Patent number 6,580,253
    • Issue date Jun 17, 2003
    • Seiko Instruments Inc.
    • Yoshihide Kanakubo
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    DC/DC Converter
    • Publication number 20090079410
    • Publication date Mar 26, 2009
    • TOREX SEMICONDUCTOR LTD.
    • Satoru Ohkawa
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Switching power supply circuit
    • Publication number 20080007233
    • Publication date Jan 10, 2008
    • Torex Semiconductor Ltd.
    • Norimasa Hane
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Switching power supply circuit
    • Publication number 20080007235
    • Publication date Jan 10, 2008
    • Torex Semiconductor Ltd.
    • Norimasa Hane
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Phase compensation circuit and power circuit having same
    • Publication number 20070174017
    • Publication date Jul 26, 2007
    • TOREX DEVICE CO., LTD.
    • Kouji Ichiba
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Stabilized power supply circuit
    • Publication number 20060146583
    • Publication date Jul 6, 2006
    • DEVICE ENGINEERING CO., LTD.
    • Takeshi Naka
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power circuit
    • Publication number 20060091866
    • Publication date May 4, 2006
    • TOREX DEVICE CO., LTD.
    • Atsunori Tokumitsu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Control circuit for DC/DC converter
    • Publication number 20040263136
    • Publication date Dec 30, 2004
    • TOREX DEVICE CO., LTD.
    • Norimasa Hane
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Trademarklast 30 trademarks