TREA

Cheng Shun Du

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Motor and resolver thereof
    • Patent number 10,508,931
    • Issue date Dec 17, 2019
    • JOHNSON ELECTRIC INTERNATIONAL AG
    • Rui Feng Qin
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Brush for an electric motor
    • Patent number 9,905,983
    • Issue date Feb 27, 2018
    • Johnson Electric S.A.
    • Fa Yun Qi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electrical brush
    • Patent number D790469
    • Issue date Jun 27, 2017
    • Johnson Electric S.A.
    • Fa Yun Qi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electrical brush
    • Patent number D784927
    • Issue date Apr 25, 2017
    • Johnson Electric S.A.
    • Fa Yun Qi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electrical brush
    • Patent number D783531
    • Issue date Apr 11, 2017
    • Johnson Electric S.A.
    • Fa Yun Qi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electrical brush
    • Patent number D783532
    • Issue date Apr 11, 2017
    • Johnson Electric S.A.
    • Fa Yun Qi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electrical brush
    • Patent number D782979
    • Issue date Apr 4, 2017
    • Johnson Electric S.A.
    • Fa Yun Qi
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electric motor
    • Patent number 8,288,907
    • Issue date Oct 16, 2012
    • Johnson Electric S.A.
    • Rui Feng Qin
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric motor
    • Patent number 8,283,828
    • Issue date Oct 9, 2012
    • Johnson Electric S.A.
    • Rui Feng Qin
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Motor and window lift
    • Patent number 8,274,189
    • Issue date Sep 25, 2012
    • Johnson Electric S.A.
    • Rui Feng Qin
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    MOTOR AND RESOLVER THEREOF
    • Publication number 20170219385
    • Publication date Aug 3, 2017
    • JOHNSON ELECTRIC S.A.
    • Rui Feng QIN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Brush for an Electric Motor
    • Publication number 20160190757
    • Publication date Jun 30, 2016
    • JOHNSON ELECTRIC S.A.
    • Fa Yun QI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    MOTOR AND WINDOW LIFT
    • Publication number 20100231072
    • Publication date Sep 16, 2010
    • Rui Feng QIN
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC MOTOR
    • Publication number 20100060096
    • Publication date Mar 11, 2010
    • Rui Feng QIN
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC MOTOR
    • Publication number 20100013337
    • Publication date Jan 21, 2010
    • Rui Feng QIN
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER