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HONGSHENG GUO

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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink cartridge for ink jet printer
    • Patent number 9,517,633
    • Issue date Dec 13, 2016
    • Zhuhai Ninestar Management Co., Ltd.
    • Jingzhang Xia
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    INK CARTRIDGE FOR INK JET PRINTER
    • Publication number 20160167392
    • Publication date Jun 16, 2016
    • ZHUHAI NINESTAR MANAGEMENT CO., LTD.
    • JINGZHANG XIA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS