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Jianjun LI

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  • Jinan, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Suction seat for intelligent nursing toilet bowl
    • Patent number 10,358,807
    • Issue date Jul 23, 2019
    • SHANDONG CRRC HUATENG ENVIRONMENT CO., LTD.
    • Guodong Chen
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    SUCTION SEAT FOR INTELLIGENT NURSING TOILET BOWL
    • Publication number 20180202139
    • Publication date Jul 19, 2018
    • Shandong Huateng Environmental Protection Automation Co., Ltd.
    • Guodong CHEN
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...