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Bob Zhang

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Respiratory devices
    • Patent number 12,290,636
    • Issue date May 6, 2025
    • NORTHMAN IP HOLDCO LIMITED
    • Dave Boulanger
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    RESPIRATORY DEVICES
    • Publication number 20220401686
    • Publication date Dec 22, 2022
    • Speed to Market LTD.
    • Dave Boulanger
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE