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Cheng Chen NIEH

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  • Chai Wan, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    MOTOR ENCODER WITH PROGRAMMABLE AND TACTILE FEEDBACK AND OPERATION...
    • Publication number 20240372443
    • Publication date Nov 7, 2024
    • Defond Electech Co., Ltd
    • Kai Kei Poon
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LINKAGE STRUCTURE OF KEY SWITCH
    • Publication number 20240222042
    • Publication date Jul 4, 2024
    • Defond Electech Co., Ltd
    • Hua Lin Pan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    AIR PURIFIER
    • Publication number 20240191892
    • Publication date Jun 13, 2024
    • Defond Electech Co., Ltd
    • TAK CHUEN OR
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Switching Device
    • Publication number 20230245840
    • Publication date Aug 3, 2023
    • Defond Electech Co., Ltd
    • Cheng Chen Nieh
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Control Stick
    • Publication number 20200379502
    • Publication date Dec 3, 2020
    • Defond Electech Co., Ltd.
    • Ka Him Leung
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Wireless Charging Device with Detachable Base
    • Publication number 20200328606
    • Publication date Oct 15, 2020
    • Defond Electech Co., Ltd.
    • Cheng Chen Nieh
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CONTROL SYSTEM AND DEVICE FOR USE IN CONTROLLING OPERATION OF AN EL...
    • Publication number 20190302904
    • Publication date Oct 3, 2019
    • Defond Electech Co., Ltd.
    • Cheng Chen NIEH
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    BRUSHLESS DC MOTOR CONTROL UNIT
    • Publication number 20190089277
    • Publication date Mar 21, 2019
    • Defond Electech Co., Ltd.
    • Cheng Chen NIEH
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER