TREA

Changheng LIU

Follow

Person

  • Nishitokyo-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Cryocooler and control method of cryocooler
    • Patent number 11,846,458
    • Issue date Dec 19, 2023
    • Sumitomo Heavy Industries, Ltd.
    • Changheng Liu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryocooler
    • Patent number 11,243,014
    • Issue date Feb 8, 2022
    • Sumitomo Heavy Industries, Ltd.
    • Qian Bao
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    CRYOCOOLER AND CONTROL METHOD OF CRYOCOOLER
    • Publication number 20220107119
    • Publication date Apr 7, 2022
    • Sumitomo Heavy Industries, Ltd.
    • Changheng LIU
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    CRYOCOOLER
    • Publication number 20200003458
    • Publication date Jan 2, 2020
    • Sumitomo Heavy Industries, Ltd.
    • Qian BAO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...