TREA

Guangmin Zeng

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  • Foshan, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ventilating fan
    • Patent number 9,709,066
    • Issue date Jul 18, 2017
    • Panasonic Ecology Systems Guangdong Co., Ltd.
    • Hongjian Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Heating and ventilating fan
    • Patent number 9,194,603
    • Issue date Nov 24, 2015
    • Panasonic Ecology Systems Guangdong Co., Ltd.
    • Hongjian Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ventilating fan for heating
    • Patent number 9,188,361
    • Issue date Nov 17, 2015
    • Panasonic Ecology Systems Guangdong Co., Ltd.
    • Hongjian Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VENTILATING FAN FOR HEATING
    • Publication number 20140248041
    • Publication date Sep 4, 2014
    • Panasonic Ecology Systems Guangdong Co., Ltd.
    • Hongjian Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HEATING AND VENTILATING FAN
    • Publication number 20140169771
    • Publication date Jun 19, 2014
    • PANASONIC CORPORATION
    • Hongjian Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VENTILATING FAN
    • Publication number 20140037478
    • Publication date Feb 6, 2014
    • PANASONIC CORPORATION
    • Hongjian Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...