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BEIJING ORIENT VACUUM ELECTRIC CO., LTD

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  • BEIJING, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum arc extinguishing chamber contact, vacuum arc extinguishing...
    • Patent number 11,004,632
    • Issue date May 11, 2021
    • Beijing Orient Vacuum Electric Co., Ltd.
    • Weirong Liu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Insulating housing with integrated functions and manufacturing meth...
    • Patent number 10,134,547
    • Issue date Nov 20, 2018
    • Beijing Orient Vacuum Electric Co., Ltd.
    • Jianchang Ren
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum switch tube
    • Patent number 8,319,137
    • Issue date Nov 27, 2012
    • Beijing Orient Vacuum Electric Co., Ltd.
    • Jianchang Ren
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum switch tube
    • Patent number 8,269,129
    • Issue date Sep 18, 2012
    • Beijing Orient Vacuum Electric Co., Ltd.
    • Jianchang Ren
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum switch tube
    • Patent number 8,269,128
    • Issue date Sep 18, 2012
    • Beijing Orient Vacuum Electric Co., Ltd.
    • Jianchang Ren
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum switch tube
    • Patent number 8,178,813
    • Issue date May 15, 2012
    • Beijing Orient Vacuum Electric Co., Ltd.
    • Jianchang Ren
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    INSULATING HOUSING WITH INTEGRATED FUNCTIONS AND MANUFACTURING METH...
    • Publication number 20170287662
    • Publication date Oct 5, 2017
    • Beijing Orient Vacuum Electric Co.,Ltd.
    • Jianchang REN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM SWITCH TUBE
    • Publication number 20110186549
    • Publication date Aug 4, 2011
    • BEIJING ORIENT VACUUM ELECTRIC CO., LTD
    • JIANCHANG REN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM SWITCH TUBE
    • Publication number 20110186546
    • Publication date Aug 4, 2011
    • BEIJING ORIENT VACUUM ELECTRIC CO., LTD
    • JIANCHANG REN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM SWITCH TUBE
    • Publication number 20110186547
    • Publication date Aug 4, 2011
    • BEIJING ORIENT VACUUM ELECTRIC CO., LTD
    • JIANCHANG REN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM SWITCH TUBE
    • Publication number 20110186548
    • Publication date Aug 4, 2011
    • BEIJING ORIENT VACUUM ELECTRIC CO., LTD
    • JIANCHANG REN
    • H01 - BASIC ELECTRIC ELEMENTS

Trademarklast 30 trademarks