QINGYAO CAI

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  • GUANGZHOU, CN

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    FOAM CLEANSING INSTRUMENT

    • Publication number 20230232974
    • Publication date Jul 27, 2023
    • GUANGDONG NEWDERMO BIOTECH CO., LTD
    • Qingyao Cai
    • A46 - BRUSHWARE
  • Information Patent Application

    EXFOLIATING BEAUTY INSTRUMENT

    • Publication number 20220249128
    • Publication date Aug 11, 2022
    • GUANGDONG NEWDERMO BIOTECH CO., LTD
    • Qingyao Cai
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    METHOD FOR PREPARING POROUS ANTIBACTERIAL FIBER BRUSH

    • Publication number 20210315374
    • Publication date Oct 14, 2021
    • GUANGDONG NEWDERMO BIOTECH CO.,LTD
    • QINGYAO CAI
    • A46 - BRUSHWARE