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Patents Grantslast 30 patents

  • Information Patent Grant

    Fresh air conditioning system
    • Patent number 12,253,280
    • Issue date Mar 18, 2025
    • PURESCI ENVIRONMENTAL TECHNOLOGY CO., LTD
    • Dongxin Jia
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR COMPRESSION PRETREATMENT SYSTEM
    • Publication number 20250161868
    • Publication date May 22, 2025
    • PURESCI ENVIRONMENTAL TECHNOLOGY CO., LTD
    • Yang ZHANG
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Fresh Air Conditioning System
    • Publication number 20220381453
    • Publication date Dec 1, 2022
    • Puresci Environmental Technology Co.,Ltd
    • Dongxin JIA
    • F24 - HEATING RANGES VENTILATING