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Xiaofeng Zhang

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  • Nanjing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Working attachment and combination of working attachment and power...
    • Patent number 10,286,466
    • Issue date May 14, 2019
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Bit accessory and bit assembly
    • Patent number 10,093,005
    • Issue date Oct 9, 2018
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Bit assembly
    • Patent number 9,597,783
    • Issue date Mar 21, 2017
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Working component for mating with multiple shaft ends
    • Patent number 9,120,216
    • Issue date Sep 1, 2015
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Bit
    • Patent number D736053
    • Issue date Aug 11, 2015
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • D08 - Tools and hardware
  • Information Patent Grant

    Working component for mating with multiple shaft ends
    • Patent number 9,044,874
    • Issue date Jun 2, 2015
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Saw blade
    • Patent number D727380
    • Issue date Apr 21, 2015
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Adaptor for adapting a working element to an end of a power tool shaft
    • Patent number 8,827,278
    • Issue date Sep 9, 2014
    • Chervon (HK) Limited
    • Zhiguo Chen
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Saw blade
    • Patent number D680831
    • Issue date Apr 30, 2013
    • Chervon (HK) Limited
    • Xiaofeng Zhang
    • D08 - Tools and hardware

Patents Applicationslast 30 patents

  • Information Patent Application

    SCREWDRIVER
    • Publication number 20180043516
    • Publication date Feb 15, 2018
    • CHERVON (HK) LIMITED
    • Xiaofeng Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    WORKING ATTACHMENT AND COMBINATION OF WORKING ATTACHMENT AND POWER...
    • Publication number 20170348780
    • Publication date Dec 7, 2017
    • CHERVON (HK) LIMITED
    • Xiaofeng Zhang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    BIT HOLDER AND COMBINATION OF TOOL BIT AND BIT HOLDER
    • Publication number 20160271768
    • Publication date Sep 22, 2016
    • CHERVON (HK) LIMITED
    • Xiaofeng Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    BIT ACCESSORY AND BIT ASSEMBLY
    • Publication number 20160016298
    • Publication date Jan 21, 2016
    • CHERVON INTELLECTUAL PROPERTY LIMITED
    • Xiaofeng Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    BIT ASSEMBLY
    • Publication number 20150013508
    • Publication date Jan 15, 2015
    • CHERVON INTELLECTUAL PROPERTY LIMITED
    • Xiaofeng Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    CUTTING ELEMENT FOR OSCILLATING POWER TOOL
    • Publication number 20130133501
    • Publication date May 30, 2013
    • CHERVON (HK) LIMITED
    • Xiaofeng Zhang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING ELEMENT
    • Publication number 20120311876
    • Publication date Dec 13, 2012
    • CHERVON (HK) LIMITED
    • Xiaofeng Zhang
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    WORKING COMPONENT FOR MATING WITH MULTIPLE SHAFT ENDS
    • Publication number 20110316242
    • Publication date Dec 29, 2011
    • CHERVON (HK) LIMITED
    • Xiaofeng Zhang
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    WORKING COMPONENT FOR MATING WITH MULTIPLE SHAFT ENDS
    • Publication number 20110316241
    • Publication date Dec 29, 2011
    • CHERVON (HK) LIMITED
    • Xiaofeng Zhang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ADAPTOR FOR ADAPTING A WORKING ELEMENT TO AN END OF A POWER TOOL SHAFT
    • Publication number 20110291368
    • Publication date Dec 1, 2011
    • CHERVON (HK) LIMITED
    • Zhiguo Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ADAPTER FOR MULTIFUNCTIONAL TOOL
    • Publication number 20110227300
    • Publication date Sep 22, 2011
    • CHERVON LIMITED
    • Xiaofeng Zhang
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Container and a storage for a saw blade
    • Publication number 20090045090
    • Publication date Feb 19, 2009
    • Xiaofeng Zhang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS