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Chengchao ZHANG

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  • Ningbo City, Zhejiang, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pet hair removal comb
    • Patent number 11,832,588
    • Issue date Dec 5, 2023
    • NINGBO HONGDU MODEL PLASTICS CO., LTD.
    • Zhongjie Pan
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Locking apparatus
    • Patent number 11,613,919
    • Issue date Mar 28, 2023
    • NINGBO HONGDU MODEL PLASTICS CO., LTD.
    • Jinchun Zhang
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    PET HAIR REMOVAL COMB
    • Publication number 20220386565
    • Publication date Dec 8, 2022
    • NINGBO HONGDU MODEL PLASTICS CO., LTD.
    • Zhongjie PAN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    LOCKING APPARATUS
    • Publication number 20200165847
    • Publication date May 28, 2020
    • Ningbo Hongdu Model Plastics Co., Ltd.
    • Jinchun ZHANG
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING