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Zhiguo Chen

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  • Nanjing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric tool
    • Patent number 11,364,585
    • Issue date Jun 21, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Zhiguo Chen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • 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

    Nailer device
    • Patent number RE44602
    • Issue date Nov 19, 2013
    • Chervon (HK) Limited
    • Masatoshi Fukinuki
    • 227 - Elongated-member-driving apparatus
  • Information Patent Grant

    Nailer device
    • Patent number RE44571
    • Issue date Nov 5, 2013
    • Chervon (HK) Limited
    • Masatoshi Fukinuki
    • 227 - Elongated-member-driving apparatus
  • Information Patent Grant

    Nailer device
    • Patent number RE44572
    • Issue date Nov 5, 2013
    • Chervon (HK) Limited
    • Masatoshi Fukinuki
    • 227 - Elongated-member-driving apparatus
  • Information Patent Grant

    Nailer device
    • Patent number RE44344
    • Issue date Jul 9, 2013
    • Chervon (HK) Limited
    • Masatoshi Fukinuki
    • 227 - Elongated-member-driving apparatus
  • Information Patent Grant

    Nailer device
    • Patent number 8,439,243
    • Issue date May 14, 2013
    • Chervon Limited
    • Masatoshi Fukinuki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Nailer device
    • Patent number 8,348,119
    • Issue date Jan 8, 2013
    • Chervon (HK) Limited
    • Masatoshi Fukinuki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Nailer device
    • Patent number 8,342,375
    • Issue date Jan 1, 2013
    • Chervon (HK) Limited
    • Masatoshi Fukinuki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Portable circular saw
    • Patent number 7,971,361
    • Issue date Jul 5, 2011
    • Chervon Limited
    • Masatoshi Fukinuki
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Nailer device
    • Patent number 7,789,282
    • Issue date Sep 7, 2010
    • Chervon Limited
    • Masatoshi Fukinuki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER TOOL SYSTEM
    • Publication number 20220241919
    • Publication date Aug 4, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Zhiguo Chen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ELECTRIC TOOL
    • Publication number 20210213579
    • Publication date Jul 15, 2021
    • Nanjing Chervon Industry Co., Ltd.
    • Zhiguo Chen
    • 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

    WORKING TOOL ADAPTED FOR USE WITH AN OSCILLATING POWER TOOL
    • Publication number 20110277611
    • Publication date Nov 17, 2011
    • CHERVON LIMITED
    • Zhiguo Chen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Oscillating power tool
    • Publication number 20110253405
    • Publication date Oct 20, 2011
    • Zhiguo Chen
    • B24 - GRINDING POLISHING
  • 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

    NAILER DEVICE
    • Publication number 20100193562
    • Publication date Aug 5, 2010
    • CHERVON LIMITED
    • Masatoshi Fukinuki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    NAILER DEVICE
    • Publication number 20090045241
    • Publication date Feb 19, 2009
    • CHERVON LIMITED
    • Masatoshi Fukinuki
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    PORTABLE CIRCULAR SAW
    • Publication number 20080295345
    • Publication date Dec 4, 2008
    • CHERVON LIMITED
    • Masatoshi Fukinuki
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...