TREA

KA SUEN CHAN

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  • HONG KONG, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    CONNECTING CABLE AND LIGHTING SYSTEM
    • Publication number 20250172281
    • Publication date May 29, 2025
    • KA SUEN CHAN
    • F21 - LIGHTING
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20250172263
    • Publication date May 29, 2025
    • KA SUEN CHAN
    • F21 - LIGHTING
  • Information Patent Application

    LIGHTING SYSTEM
    • Publication number 20250172280
    • Publication date May 29, 2025
    • KA SUEN CHAN
    • F21 - LIGHTING