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Haiyan Li

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  • Nanjing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chainsaw
    • Patent number 11,518,059
    • Issue date Dec 6, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Li Li
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Power tool
    • Patent number 10,742,053
    • Issue date Aug 11, 2020
    • Nanjing Chevron Industry Co., Ltd.
    • Dezhong Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power tool and control method thereof
    • Patent number 9,936,634
    • Issue date Apr 10, 2018
    • Chervon (HK) Limited
    • Dezhong Yang
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Charging control method and charging assembly
    • Patent number 9,608,466
    • Issue date Mar 28, 2017
    • Chervon (HK) Limited
    • Lei Liu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    GARDEN TOOL
    • Publication number 20240188504
    • Publication date Jun 13, 2024
    • Nanjing Chervon Industry Co., Ltd.
    • Li Li
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    CUTTING TOOL AND CONTROL METHOD
    • Publication number 20240032466
    • Publication date Feb 1, 2024
    • Nanjing Chervon Industry Co., Ltd.
    • Zengbing Guo
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    CHAINSAW
    • Publication number 20220297338
    • Publication date Sep 22, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Li Li
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    POWER TOOL
    • Publication number 20190207403
    • Publication date Jul 4, 2019
    • Nanjing Chervon Industry Co., Ltd.
    • Dezhong Yang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER TOOL AND CONTROL METHOD THEREOF
    • Publication number 20170105339
    • Publication date Apr 20, 2017
    • CHERVON (HK) 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