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GUANJUN LI

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  • BEIJING, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wire buffer device
    • Patent number 9,580,255
    • Issue date Feb 28, 2017
    • BOE TECHNOLOGY GROUP CO., LTD
    • Fengming Xue
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Method For Recovering High-Purity Sodium Bromide From Bromine-Conta...
    • Publication number 20240010507
    • Publication date Jan 11, 2024
    • BEIJING UNIVERSITY OF TECHNOLOGY
    • Dean Pan
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    WIRE BUFFER DEVICE
    • Publication number 20150320205
    • Publication date Nov 12, 2015
    • BOE TECHNOLOGY GROUP CO., LTD.
    • FENGMING XUE
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...