Rongrong Zhu

Person

  • Shenzhen, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Check valve for ventilator

    • Patent number 12,228,215
    • Issue date Feb 18, 2025
    • RESVENT MEDICAL TECHNOLOGY CO., LTD
    • Kai Qu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents