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Junya Duan

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  • Nanjing, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CHAINSAW AND METHODS FOR DETERMINING AND RELEASING A JAMMED STATE O...
    • Publication number 20240116208
    • Publication date Apr 11, 2024
    • Nanjing Chervon Industry Co., Ltd.
    • Zhen Xu
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    BATTERY PACK AND POWER TOOL
    • Publication number 20230420789
    • Publication date Dec 28, 2023
    • Nanjing Chervon Industry Co., Ltd.
    • Guiwu Hu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER TOOL, IMPACT WRENCH, AND TOOL CONTROL METHOD
    • Publication number 20230163706
    • Publication date May 25, 2023
    • Nanjing Chervon Industry Co., Ltd.
    • Yongkang Wu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER TOOL AND ELECTRONIC CONTROL DEVICE
    • Publication number 20220271624
    • Publication date Aug 25, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Huaishu Wang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    BATTERY PACK AND POWER SUPPLY APPARATUS
    • Publication number 20220244314
    • Publication date Aug 4, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Dong YANG
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    POWER TOOL USING BRUSHLESS MOTOR AND METHOD FOR CONTROLLING THE SAME
    • Publication number 20220115966
    • Publication date Apr 14, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Zhen Xu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    POWER TOOL AND METHOD FOR STARTING THE SAME
    • Publication number 20210187635
    • Publication date Jun 24, 2021
    • Nanjing Chervon Industry Co., Ltd.
    • Bing Lu
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CIRCULAR SAW
    • Publication number 20200230718
    • Publication date Jul 23, 2020
    • Nanjing Chervon Industry Co., Ltd.
    • Xiaogang Ding
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    POWER TOOL
    • Publication number 20200028414
    • Publication date Jan 23, 2020
    • Nanjing Chervon Industry Co., Ltd.
    • Yuwei Yang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CONTROL CIRCUIT AND POWER TOOL
    • Publication number 20190363649
    • Publication date Nov 28, 2019
    • Nanjing Chervon Industry Co., Ltd.
    • Junya Duan
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ANGLE GRINDER, POWER TOOL AND BRAKING METHOD THEREOF
    • Publication number 20180147682
    • Publication date May 31, 2018
    • Nanjing Chervon Industry Co., Ltd.
    • Junya Duan
    • B24 - GRINDING POLISHING
  • Information Patent Application

    CORDLESS TOOL SYSTEM
    • Publication number 20170149254
    • Publication date May 25, 2017
    • CHERVON (HK) LIMITED
    • Dezhong Yang
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    CORDLESS TOOL SYSTEM
    • Publication number 20150380958
    • Publication date Dec 31, 2015
    • CHERVON INTELLECTUAL PROPERTY LIMITED
    • Dezhong Yang
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    CHARGING CONTROL METHOD AND CHARGING ASSEMBLY
    • Publication number 20150188335
    • Publication date Jul 2, 2015
    • CHERVON INTELLECTUAL PROPERTY LIMITED
    • Lei Liu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    BATTERY PACK, METHOD FOR DETECTING BATTERY PACK, CHARGING ASSEMBLY...
    • Publication number 20150185289
    • Publication date Jul 2, 2015
    • CHERVON INTELLECTUAL PROPERTY LIMITED
    • Dezhong Yang
    • G01 - MEASURING TESTING
  • Information Patent Application

    BATTERY PACK COOLING AND CHARGING DEVICE AND METHOD
    • Publication number 20140312843
    • Publication date Oct 23, 2014
    • CHERVON (HK) LIMITED
    • Ming Chen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CORDLESS TOOL SYSTEM
    • Publication number 20120227994
    • Publication date Sep 13, 2012
    • CHERVON (HK) LIMITED
    • Dezhong Yang
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    BATTERY CHARGING SYSTEM HAVING MULTIPLE CHARGING MODES
    • Publication number 20120098495
    • Publication date Apr 26, 2012
    • Dezhong Yang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DC POWER TOOL WITH A SAFETY DETECTION DEVICE
    • Publication number 20110012564
    • Publication date Jan 20, 2011
    • CHERVON LIMITED
    • Dezhong Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Control method for motor-driven shears
    • Publication number 20100269355
    • Publication date Oct 28, 2010
    • Dezhong Yang
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR