TREA

Chihshan Yu

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  • Zhejiang, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    LED filament and LED light bulb
    • Patent number 12,007,077
    • Issue date Jun 11, 2024
    • ZHEJIANG SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD.
    • Tao Jiang
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    LED FILAMENT AND LED LIGHT BULB
    • Publication number 20240288131
    • Publication date Aug 29, 2024
    • ZHEJIANGSUPER LIGHTING ELECTRIC APPLIANCE CO., LTD.
    • Tao Jiang
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    LED FILAMENT AND LED LIGHT BULB
    • Publication number 20230265977
    • Publication date Aug 24, 2023
    • ZHEJIANG SUPER LIGHTING ELECTRIC APPLIANCE CO., LTD.
    • Tao Jiang
    • F21 - LIGHTING