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Yunfei Duan

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fan lamp
    • Patent number 12,127,520
    • Issue date Oct 29, 2024
    • Sinowell (Shanghai) Co., Ltd.
    • Jia Luo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lamp
    • Patent number 12,092,298
    • Issue date Sep 17, 2024
    • Sinowell (Shanghai) Co., Ltd.
    • Jia Luo
    • F21 - LIGHTING
  • Information Patent Grant

    Grow light with fan
    • Patent number D1024398
    • Issue date Apr 23, 2024
    • Sinowell (Shanghai) Co., Ltd.
    • Jia Luo
    • D26 - Lighting
  • Information Patent Grant

    Plant lamp
    • Patent number 11,818,992
    • Issue date Nov 21, 2023
    • Sinowell (Shanghai) Co., Ltd.
    • Jia Luo
    • F21 - LIGHTING
  • Information Patent Grant

    Controller
    • Patent number D1002559
    • Issue date Oct 24, 2023
    • Sinowell (Shanghai) Co., Ltd.
    • Jia Luo
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Rotary shaft assembly and lamp
    • Patent number 11,739,792
    • Issue date Aug 29, 2023
    • Sinowell (Shanghai) Co., Ltd.
    • Jia Luo
    • F21 - LIGHTING
  • Information Patent Grant

    Plant lamp
    • Patent number 11,668,457
    • Issue date Jun 6, 2023
    • SINOWELL TECHNOLOGY CO., LTD.
    • Jia Luo
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    FOLDING CARTS
    • Publication number 20240286660
    • Publication date Aug 29, 2024
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    PLANTING BOXES
    • Publication number 20240276926
    • Publication date Aug 22, 2024
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FAN LAMP
    • Publication number 20240196812
    • Publication date Jun 20, 2024
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN-EQUIPPED GROW LIGHT
    • Publication number 20240196813
    • Publication date Jun 20, 2024
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • F21 - LIGHTING
  • Information Patent Application

    MAGNETIC ATTRACTION ASSEMBLY FOR PLANT MONITORING DEVICE AND TENT
    • Publication number 20240200717
    • Publication date Jun 20, 2024
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LAMP
    • Publication number 20240003521
    • Publication date Jan 4, 2024
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GREENHOUSE PLANT GROWTH MONITORING SYSTEM
    • Publication number 20230210062
    • Publication date Jul 6, 2023
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    FAN GROW LIGHT
    • Publication number 20230165196
    • Publication date Jun 1, 2023
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia LUO
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    ROTARY SHAFT ASSEMBLY AND LAMP
    • Publication number 20230012232
    • Publication date Jan 12, 2023
    • SINOWELL (SHANGHAI) CO., LTD.
    • Jia Luo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...