TREA

Yinghua Yang

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Room air purifier with RFID reader
    • Patent number 10,955,150
    • Issue date Mar 23, 2021
    • SM Innovative Properties Company
    • Andrew R. Fox
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    Room Air Purifier with RFID Reader
    • Publication number 20190107302
    • Publication date Apr 11, 2019
    • 3M Innovative Properties Company
    • Deng Liu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE