TREA

Duncan Yiu Lung WONG

Follow

Person

  • Hong Kong, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Motor driving assembly
    • Patent number 10,693,351
    • Issue date Jun 23, 2020
    • JOHNSON ELECTRIC INTERNATIONAL AG
    • James Ching Sik Lau
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric motor
    • Patent number 9,543,798
    • Issue date Jan 10, 2017
    • Johnson Electric S.A.
    • James Ching-Sik Lau
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Commutator
    • Patent number 9,502,849
    • Issue date Nov 22, 2016
    • Johnson Electric S.A.
    • Chun Kit Cheung
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Thrust bearing assembly
    • Patent number 9,337,703
    • Issue date May 10, 2016
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fuel pump motor
    • Patent number 9,148,038
    • Issue date Sep 29, 2015
    • Johnson Electric S.A.
    • Chun Yick Chung
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Power tool
    • Patent number 9,132,542
    • Issue date Sep 15, 2015
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Permanent magnet motor
    • Patent number 9,130,438
    • Issue date Sep 8, 2015
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Permanent magnet motor
    • Patent number 9,130,442
    • Issue date Sep 8, 2015
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Electric motor
    • Patent number D722560
    • Issue date Feb 17, 2015
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electric motor
    • Patent number D716227
    • Issue date Oct 28, 2014
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Electric motor
    • Patent number D716226
    • Issue date Oct 28, 2014
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Brush design for electric motor having commutator
    • Patent number 8,648,515
    • Issue date Feb 11, 2014
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Lamination
    • Patent number 8,492,953
    • Issue date Jul 23, 2013
    • Johnson Electric S.A.
    • James Ching Sik Lau
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    MOTOR DRIVING ASSEMBLY
    • Publication number 20170149314
    • Publication date May 25, 2017
    • JOHNSON ELECTRIC S.A.
    • James Ching Sik LAU
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Electric Motor
    • Publication number 20140300238
    • Publication date Oct 9, 2014
    • JOHNSON ELECTRIC S.A.
    • James Ching-Sik LAU
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    COMMUTATOR
    • Publication number 20130020892
    • Publication date Jan 24, 2013
    • Chun Kit CHEUNG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER