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Chi-Perng Liu

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  • Taichung City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Anchoring device
    • Patent number 11,286,968
    • Issue date Mar 29, 2022
    • YOKE INDUSTRIAL CORP.
    • Wei-Chieh Hung
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cocking device for a crossbow
    • Patent number 10,670,368
    • Issue date Jun 2, 2020
    • Chi-Chang Liu
    • F41 - WEAPONS
  • Information Patent Grant

    Limb and string pack for crossbow
    • Patent number 10,663,248
    • Issue date May 26, 2020
    • Chi-Chang Liu
    • F41 - WEAPONS
  • Information Patent Grant

    Crossbow with quick-shooting device
    • Patent number 10,663,249
    • Issue date May 26, 2020
    • Chi-Chang Liu
    • F41 - WEAPONS
  • Information Patent Grant

    Locking device
    • Patent number 8,408,507
    • Issue date Apr 2, 2013
    • Chi-Perng Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ARROW MAGAZINE REPLACING DEVICE
    • Publication number 20250198723
    • Publication date Jun 19, 2025
    • Chi-Chang Liu
    • F41 - WEAPONS
  • Information Patent Application

    RAPID REPEATING DEVICE
    • Publication number 20250155219
    • Publication date May 15, 2025
    • Chi-Chang Liu
    • F41 - WEAPONS
  • Information Patent Application

    ARROW CHAIN STRUCTURE
    • Publication number 20240401898
    • Publication date Dec 5, 2024
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    CROSSBOW WITH REPLACEABLE BOW UNIT
    • Publication number 20230332859
    • Publication date Oct 19, 2023
    • Chi-Chang Liu
    • F41 - WEAPONS
  • Information Patent Application

    CROSSBOW WITH REPLACEABLE BOW UNIT
    • Publication number 20230235988
    • Publication date Jul 27, 2023
    • Chi-Chang Liu
    • F41 - WEAPONS
  • Information Patent Application

    ARROW FEEDING DEVICE FOR CROSSBOW
    • Publication number 20220412687
    • Publication date Dec 29, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    ARROW FEEDING DEVICE FOR CROSSBOW
    • Publication number 20220333891
    • Publication date Oct 20, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    EXPANSION ANCHORING DEVICE
    • Publication number 20220316512
    • Publication date Oct 6, 2022
    • YOKE INDUSTRIAL CORP.
    • CHIA-HSIEN WANG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TRIGGER FOR CROSSBOW
    • Publication number 20220163279
    • Publication date May 26, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    CROSSBOW
    • Publication number 20220128327
    • Publication date Apr 28, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    ARROW FEEDING DEVICE FOR CROSSBOW
    • Publication number 20220128328
    • Publication date Apr 28, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    ARROW FEEDING DEVICE FOR CROSSBOW
    • Publication number 20220113107
    • Publication date Apr 14, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    ARROW FEEDING DEVICE FOR CROSSBOW
    • Publication number 20220049921
    • Publication date Feb 17, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    ARROW FEEDING DEVICE FOR CROSSBOW
    • Publication number 20220026171
    • Publication date Jan 27, 2022
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    SUPPORT DEVICE FOR A CROSSBOW
    • Publication number 20210048270
    • Publication date Feb 18, 2021
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    SUPPORT DEVICE FOR A CROSSBOW
    • Publication number 20210048269
    • Publication date Feb 18, 2021
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    SUPPORT DEVICE FOR A CROSSBOW
    • Publication number 20210048271
    • Publication date Feb 18, 2021
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    LIMB ASSEMBLY FOR SPORT BOW
    • Publication number 20200088492
    • Publication date Mar 19, 2020
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    COMPOUND BOW STRUCTURE
    • Publication number 20160033227
    • Publication date Feb 4, 2016
    • CHI-CHANG LIU
    • F41 - WEAPONS
  • Information Patent Application

    LOCKING DEVICE
    • Publication number 20120084945
    • Publication date Apr 12, 2012
    • Chi-Perng Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...