TREA

Lap Wah LO

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  • HONG KONG, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ring gear and gear device
    • Patent number 10,844,945
    • Issue date Nov 24, 2020
    • JOHNSON ELECTRIC INTERNATIONAL AG
    • Jing Ning Ta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ring gear and gear device
    • Patent number 10,612,641
    • Issue date Apr 7, 2020
    • JOHNSON ELECTRIC INTERNATIONAL AG
    • Jing Ning Ta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ring gear, gear device and mold for manufacturing the ring gear
    • Patent number 10,480,619
    • Issue date Nov 19, 2019
    • JOHNSON ELECTRIC INTERNATIONAL AG
    • Jing Ning Ta
    • B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents