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Ronghua BI

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  • Zhongshan, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Blower system and method for controlling the same
    • Patent number RE48231
    • Issue date Sep 29, 2020
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Zheng Zhang
  • Information Patent Grant

    Blower system and method for controlling the same
    • Patent number 8,933,656
    • Issue date Jan 13, 2015
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Zheng Zhang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for controlling brushless DC motor
    • Patent number 8,686,674
    • Issue date Apr 1, 2014
    • Zhongzshan Broad-Ocean Motor Co., Ltd.
    • Ronghua Bi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric motor
    • Patent number 8,030,820
    • Issue date Oct 4, 2011
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Ronghua Bi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Shock absorbing connector
    • Patent number 7,812,485
    • Issue date Oct 12, 2010
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Ronghua Bi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Controller for a direct current brushless motor
    • Patent number 7,812,487
    • Issue date Oct 12, 2010
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Ronghua Bi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Vibration-damping rotor assembly
    • Patent number 7,737,583
    • Issue date Jun 15, 2010
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Ronghua Bi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Universal brushless DC motor
    • Patent number 7,671,551
    • Issue date Mar 2, 2010
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Ronghua Bi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Vibration-damping rotor assembly
    • Patent number 7,659,645
    • Issue date Feb 9, 2010
    • Zhongshan Broad-Ocean Motor Co., Ltd.
    • Ronghua Bi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    BLOWER SYSTEM AND METHOD FOR CONTROLLING THE SAME
    • Publication number 20130320889
    • Publication date Dec 5, 2013
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Zheng ZHANG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC MOTOR
    • Publication number 20100327676
    • Publication date Dec 30, 2010
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Ronghua BI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    METHOD FOR CONTROLLING BRUSHLESS DC MOTOR
    • Publication number 20100237814
    • Publication date Sep 23, 2010
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Ronghua BI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VIBRATION-DAMPING ROTOR ASSEMBLY
    • Publication number 20080284274
    • Publication date Nov 20, 2008
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Ronghua BI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VIBRATION-DAMPING ROTOR ASSEMBLY
    • Publication number 20080265698
    • Publication date Oct 30, 2008
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Ronghua BI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHOCK ABSORBING CONNECTOR
    • Publication number 20080143198
    • Publication date Jun 19, 2008
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Ronghua BI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CONTROLLER FOR A DIRECT CURRENT BRUSHLESS MOTOR
    • Publication number 20080048535
    • Publication date Feb 28, 2008
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Ronghua BI
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    UNIVERSAL BRUSHLESS DC MOTOR
    • Publication number 20080050099
    • Publication date Feb 28, 2008
    • ZHONGSHAN BROAD-OCEAN MOTOR CO., LTD.
    • Ronghua BI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER