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Pin-Chieh Feng

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  • Chnag Hua Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pneumatic hydraulic retractable device
    • Patent number 11,933,330
    • Issue date Mar 19, 2024
    • J. D Components Co., Ltd.
    • Pin-Chieh Feng
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pneumatic-hydraulic control valve
    • Patent number 11,572,963
    • Issue date Feb 7, 2023
    • J. D Components Co., Ltd.
    • Pin-Chieh Feng
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pneumatic and hydraulic elevating seat tube assembly of bicycle
    • Patent number 10,227,101
    • Issue date Mar 12, 2019
    • J. D Components Co., Ltd.
    • Pin-Chieh Feng
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Three-piece stem of bicycle
    • Patent number 9,616,962
    • Issue date Apr 11, 2017
    • J. D Components Co., Ltd.
    • Pin-Chien Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Tricycle
    • Patent number 6,851,694
    • Issue date Feb 8, 2005
    • Melton International L.L.C.
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Foldable tricycle
    • Patent number 6,517,093
    • Issue date Feb 11, 2003
    • Melton International L.L.C.
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Fast dismantling device
    • Patent number 6,474,900
    • Issue date Nov 5, 2002
    • Melton International L.L.C.
    • Pin-Chieh Feng
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tricycle
    • Patent number 6,467,781
    • Issue date Oct 22, 2002
    • Melton International L.L.C.
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bending mechanism of rod
    • Patent number 6,467,986
    • Issue date Oct 22, 2002
    • Melton International L.L.C.
    • Pin-Chieh Feng
    • G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

  • Information Patent Application

    PNEUMATIC HYDRAULIC RETRACTABLE DEVICE
    • Publication number 20230407889
    • Publication date Dec 21, 2023
    • J.D. COMPONENTS CO., LTD.
    • PIN-CHIEH FENG
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ELECTRICAL CONNECTOR FOR DETACHABLE INSTALLATION IN BICYCLE FRAME A...
    • Publication number 20230406446
    • Publication date Dec 21, 2023
    • J.D. COMPONENTS CO., LTD.
    • PIN-CHIEH FENG
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PNEUMATIC-HYDRAULIC CONTROL VALVE
    • Publication number 20220170565
    • Publication date Jun 2, 2022
    • J.D. COMPONENTS CO., LTD.
    • PIN-CHIEH FENG
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PNEUMATIC AND HYDRAULIC ELEVATING SEAT TUBE ASSEMBLY OF BICYCLE
    • Publication number 20170197680
    • Publication date Jul 13, 2017
    • J.D Components Co., Ltd.
    • Pin-Chieh FENG
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    THREE-PIECE STEM OF BICYCLE
    • Publication number 20150059518
    • Publication date Mar 5, 2015
    • J.D Components Co., Ltd.
    • Pin-Chien FENG
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    FAST DISMANTLING DEVICE
    • Publication number 20020136598
    • Publication date Sep 26, 2002
    • Pin-Chieh Feng
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Wheel mount of skateboard and the like
    • Publication number 20020084602
    • Publication date Jul 4, 2002
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bending mechanism of rod
    • Publication number 20020064417
    • Publication date May 30, 2002
    • Pin-Chieh Feng
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Foldable tricycle
    • Publication number 20020063411
    • Publication date May 30, 2002
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Footboard of tricycle
    • Publication number 20020063406
    • Publication date May 30, 2002
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Device for adjusting front wheel of tricycle
    • Publication number 20020060441
    • Publication date May 23, 2002
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Tricycle
    • Publication number 20020053775
    • Publication date May 9, 2002
    • Pin-Chien Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Tricycle
    • Publication number 20020050695
    • Publication date May 2, 2002
    • Pin-Chieh Feng
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS