TREA

Rong HAN

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  • Wuxi, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Trolley baseplate and trolley using the same
    • Patent number 10,214,231
    • Issue date Feb 26, 2019
    • CHIGOO INTERACTIVE TECHNOLOGY CO., LTD.
    • Tao Chen
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Trolley for carrying items
    • Patent number 10,086,859
    • Issue date Oct 2, 2018
    • Chigoo Interactive Technology Co., Ltd.
    • Tao Chen
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Trolley with a player
    • Patent number 9,969,415
    • Issue date May 15, 2018
    • Chigoo Interactive Technology Co., Ltd.
    • Tao Chen
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Frame structure and trolley using frame structure
    • Patent number 9,809,243
    • Issue date Nov 7, 2017
    • Chigoo Interactive Technology Co., Ltd.
    • Tao Chen
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    TROLLEY BASEPLATE AND TROLLEY USING THE SAME
    • Publication number 20180099685
    • Publication date Apr 12, 2018
    • CHIGOO INTERACTIVE TECHNOLOGY CO., LTD.
    • Tao CHEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TROLLEY FOR CARRYING ITEMS
    • Publication number 20170305450
    • Publication date Oct 26, 2017
    • CHIGOO INTERACTIVE TECHNOLOGY CO., LTD.
    • Tao CHEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TROLLEY BASEPLATE AND TROLLEY USING THE SAME
    • Publication number 20170305451
    • Publication date Oct 26, 2017
    • CHIGOO INTERACTIVE TECHNOLOGY CO., LTD.
    • Tao CHEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TROLLEY
    • Publication number 20170050658
    • Publication date Feb 23, 2017
    • CHIGOO INTERACTIVE TECHNOLOGY CO., LTD.
    • Tao CHEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SUPPORTING STRUCTURE, PLAYER AND MOBILE DEVICE USING THE SAME
    • Publication number 20160272231
    • Publication date Sep 22, 2016
    • CHIGOO INTERACTIVE TECHNOLOGY CO., LTD.
    • Tao CHEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    FRAME STRUCTURE AND TROLLEY USING FRAME STRUCTURE
    • Publication number 20160244083
    • Publication date Aug 25, 2016
    • CHIGOO INTERACTIVE TECHNOLOGY CO., LTD.
    • Tao CHEN
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS