Kai ZHANG

Person

  • Tianjin, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigerator filter

    • Patent number D1083024
    • Issue date Jul 8, 2025
    • Tianjin Yuanzhi Environmental Technology Co. Ltd.
    • Kai Zhang
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Refrigerator filter

    • Patent number D1083025
    • Issue date Jul 8, 2025
    • Tianjin Yuanzhi Environmental Technology Co. Ltd.
    • Kai Zhang
    • D23 - Environmental heating and cooling

Patents Applicationslast 30 patents