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Yufei Ren

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  • Nanjing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Walk-behind self-propelled working machine
    • Patent number 12,133,483
    • Issue date Nov 5, 2024
    • Nanjing Chervon Industry Co., Ltd.
    • Yufei Ren
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Walk-behind self-propelled working machine
    • Patent number 11,844,305
    • Issue date Dec 19, 2023
    • Nanjing Chevron Industry Co., Ltd.
    • Yufei Ren
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER TOOL AND MOWER
    • Publication number 20240204629
    • Publication date Jun 20, 2024
    • Nanjing Chervon Industry Co., Ltd.
    • Yanqing Xu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER-ASSISTED WORKING MACHINE AND MOWER
    • Publication number 20240107950
    • Publication date Apr 4, 2024
    • Nanjing Chervon Industry Co., Ltd.
    • Yiwen Xia
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    WALK-BEHIND ELECTRIC DEVICE
    • Publication number 20240099185
    • Publication date Mar 28, 2024
    • Nanjing Chervon Industry Co., Ltd.
    • Yiwen Xia
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    REAR-MOVING SELF-PROPELLED WORKING MACHINE
    • Publication number 20230037664
    • Publication date Feb 9, 2023
    • Nanjing Chervon Industry Co., Ltd.
    • Ronggen Zhu
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    WALK-BEHIND SELF-PROPELLED WORKING MACHINE
    • Publication number 20220361401
    • Publication date Nov 17, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Yufei Ren
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    WALK-BEHIND SELF-PROPELLED WORKING MACHINE
    • Publication number 20220132732
    • Publication date May 5, 2022
    • Nanjing Chervon Industry Co., Ltd.
    • Yufei Ren
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING