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Po Ching Yu

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  • Gueishan Township, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Impeller
    • Patent number 9,903,206
    • Issue date Feb 27, 2018
    • Delta Electronics, Inc.
    • Po-Hao Yu
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Waterproof motor
    • Patent number 9,806,567
    • Issue date Oct 31, 2017
    • Delta Electronics, Inc.
    • Tsung-Yin Lee
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Non-contact transformer system
    • Patent number 9,472,957
    • Issue date Oct 18, 2016
    • Phihong Technology Co., Ltd.
    • Chun-Chen Chen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Air-extracting type heat dissipating apparatus
    • Patent number 9,410,550
    • Issue date Aug 9, 2016
    • Delta Electronics, Inc.
    • Shir-Harn Yeh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan assembly and airflow passage structure thereof
    • Patent number 9,228,594
    • Issue date Jan 5, 2016
    • Delta Electronics, Inc.
    • Po-Hao Yu
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fan device
    • Patent number 9,103,347
    • Issue date Aug 11, 2015
    • Delta Electronics, Inc.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Integrated converter with single-ended control, power factor correc...
    • Patent number 8,902,613
    • Issue date Dec 2, 2014
    • Phihong Technology Co., Ltd.
    • Chun-Chen Chen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Fan and inner rotor motor thereof
    • Patent number 8,579,609
    • Issue date Nov 12, 2013
    • Delta Electronics, Inc.
    • Chin-Hong Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan, motor and air-cooled bushing comprising an internal wall, exte...
    • Patent number 8,231,366
    • Issue date Jul 31, 2012
    • Delta Electronics, Inc.
    • Shuo-Hsiu Hsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fan
    • Patent number 8,113,793
    • Issue date Feb 14, 2012
    • Delta Electronics, Inc.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan and impeller thereof
    • Patent number 8,083,470
    • Issue date Dec 27, 2011
    • Delta Electronics, Inc.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan and rotor thereof
    • Patent number 7,909,586
    • Issue date Mar 22, 2011
    • Delta Electronics, Inc.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dual fan and dual motor structure thereof
    • Patent number 7,538,466
    • Issue date May 26, 2009
    • Delta Electronics, Inc.
    • Shun-Chen Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fan and impeller thereof
    • Patent number 7,281,896
    • Issue date Oct 16, 2007
    • Delta Electronics, Inc.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Heat dissipation device and its impeller thereof
    • Patent number 6,948,912
    • Issue date Sep 27, 2005
    • Delta Electronics, Inc.
    • Shun-Chen Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    WATERPROOF MOTOR
    • Publication number 20150340923
    • Publication date Nov 26, 2015
    • Delta Electronics, Inc.
    • Tsung-Yin LEE
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INTEGRATED CONVERTER WITH SINGLE-ENDED CONTROL, POWER FACTOR CORREC...
    • Publication number 20140293657
    • Publication date Oct 2, 2014
    • Chun-Chen Chen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Controller with Quasi-Resonant Mode and Continuous Conduction Mode...
    • Publication number 20140085943
    • Publication date Mar 27, 2014
    • PHIHONG TECHNOLOGY CO., LTD.
    • Chung-Ming Lin
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    NON-CONTACT TRANSFORMER SYSTEM
    • Publication number 20140028106
    • Publication date Jan 30, 2014
    • Chun-Chen CHEN
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Non-Contact Transformer
    • Publication number 20140029317
    • Publication date Jan 30, 2014
    • PHIHONG TECHNOLOGY CO.,LTD.
    • Chun-Chen CHEN
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Supply Circuit for Driving Light Emitting Diode
    • Publication number 20130187558
    • Publication date Jul 25, 2013
    • PHIHONG TECHNOLOGY CO.,LTD.
    • Chun Chen Chen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    AIR-EXTRACTING TYPE HEAT DISSIPATING APPARATUS
    • Publication number 20130149122
    • Publication date Jun 13, 2013
    • DELTA ELECTRONICS, INC.
    • Shir-Harn Yeh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN DEVICE
    • Publication number 20120163973
    • Publication date Jun 28, 2012
    • DELTA ELECTRONICS, INC.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN ASSEMBLY AND AIRFLOW PASSAGE STRUCTURE THEREOF
    • Publication number 20120128485
    • Publication date May 24, 2012
    • DELTA ELECTRONICS, INC.
    • Po-Hao Yu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    IMPELLER
    • Publication number 20120093655
    • Publication date Apr 19, 2012
    • DELTA ELECTRONICS, INC.
    • Po-Hao Yu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FAN, MOTOR AND BUSHING THEREOF
    • Publication number 20100124510
    • Publication date May 20, 2010
    • Shuo-Hsiu HSU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN AND IMPELLER THEREOF
    • Publication number 20090196744
    • Publication date Aug 6, 2009
    • DELTA ELECTRONICS, INC.
    • Po-Hao YU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN
    • Publication number 20090196770
    • Publication date Aug 6, 2009
    • Po-Hao YU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN AND INNER ROTOR MOTOR THEREOF
    • Publication number 20090180901
    • Publication date Jul 16, 2009
    • DELTA ELECTRONICS, INC.
    • Chin-Hong LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fan and fan housing thereof
    • Publication number 20070147992
    • Publication date Jun 28, 2007
    • DELTA ELECTRONICS, INC.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Dual fan and dual motor structure thereof
    • Publication number 20070020128
    • Publication date Jan 25, 2007
    • DELTA ELECTRONICS, INC.
    • Shun-Chen Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fan and rotor thereof
    • Publication number 20060280623
    • Publication date Dec 14, 2006
    • DELTA ELECTRONICS, INC.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fan and impeller thereof
    • Publication number 20060269412
    • Publication date Nov 30, 2006
    • DELTA ELECTRONICS, INC.
    • Po-Hao Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fan module and fan duct thereof
    • Publication number 20060237453
    • Publication date Oct 26, 2006
    • DELTA ELECTRONICS, INC.
    • Po-Hao Yu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Heat dissipation device and its impeller thereof
    • Publication number 20040096326
    • Publication date May 20, 2004
    • Shun-Chen Chang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...