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DOYO ENGINEERINGS CO., LTD.

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Patents Grantslast 30 patents

  • Information Patent Grant

    Fishing reel equipped with lock lever having function to cover prot...
    • Patent number 12,127,542
    • Issue date Oct 29, 2024
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel
    • Patent number 11,950,583
    • Issue date Apr 9, 2024
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Spool for fishing reel
    • Patent number 11,877,569
    • Issue date Jan 23, 2024
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Spool braking device using eddy current and fishing reel having same
    • Patent number 11,684,054
    • Issue date Jun 27, 2023
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel provided with fixed constant brake and movable inertia...
    • Patent number 11,172,663
    • Issue date Nov 16, 2021
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel having movable inertia brake
    • Patent number 11,172,661
    • Issue date Nov 16, 2021
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel with movable magnet brake
    • Patent number 11,134,663
    • Issue date Oct 5, 2021
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel provided with bushing for anti-electrochemical corrosion
    • Patent number 11,013,222
    • Issue date May 25, 2021
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel for easy distance adjustment of tension nut
    • Patent number 11,013,223
    • Issue date May 25, 2021
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Packing box for quick display
    • Patent number 10,858,164
    • Issue date Dec 8, 2020
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Bait casting reel
    • Patent number 10,798,928
    • Issue date Oct 13, 2020
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel having pinion support structure
    • Patent number 10,791,724
    • Issue date Oct 6, 2020
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel having tension nut retainer
    • Patent number 10,694,728
    • Issue date Jun 30, 2020
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel
    • Patent number 10,617,102
    • Issue date Apr 14, 2020
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel having lock lever for opening and closing palm-side fi...
    • Patent number 10,609,916
    • Issue date Apr 7, 2020
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel having natural drainage structure
    • Patent number 10,499,625
    • Issue date Dec 10, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel
    • Patent number D869602
    • Issue date Dec 10, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • D22 - Arms, pyrotechnics, hunting and fishing equipment
  • Information Patent Grant

    Fishing reel having easily attachable and detachable front cover
    • Patent number 10,492,479
    • Issue date Dec 3, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Universal fishing reel
    • Patent number 10,492,480
    • Issue date Dec 3, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel
    • Patent number 10,485,226
    • Issue date Nov 26, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel equipped with replaceable hood top
    • Patent number 10,271,531
    • Issue date Apr 30, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Baitcast reel spool having replaceable plate
    • Patent number 10,271,532
    • Issue date Apr 30, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Drag release system for reel
    • Patent number 10,264,773
    • Issue date Apr 23, 2019
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel equipped with side cover safety lock
    • Patent number 10,219,499
    • Issue date Mar 5, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Bait casting reel
    • Patent number 10,080,356
    • Issue date Sep 25, 2018
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel equipped with anti-loosening handle
    • Patent number 10,004,215
    • Issue date Jun 26, 2018
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel equipped with deco trim and drain
    • Patent number 9,693,542
    • Issue date Jul 4, 2017
    • Doyo Engineering Co., Ltd.
    • Kang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Reel equipped with line guide
    • Patent number 9,615,559
    • Issue date Apr 11, 2017
    • Doyo Engineering Co., Ltd.
    • Kwang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Fishing reel equipped with snap lock button for spool
    • Patent number 9,615,557
    • Issue date Apr 11, 2017
    • Doyo Engineering Co., Ltd.
    • Kwang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Reel frame for fishing
    • Patent number 9,609,855
    • Issue date Apr 4, 2017
    • DOYO ENGINEERING CO., LTD.
    • Kwang Ho Hyun
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    FISHING REEL EQUIPPED WITH CONCEALMENT COVER FOR SIDE CONCEALMENT O...
    • Publication number 20240284888
    • Publication date Aug 29, 2024
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL INCLUDING VARIABLE BRAKE DISPLACEABLE IN AXIAL DIRECTI...
    • Publication number 20240206446
    • Publication date Jun 27, 2024
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL HAVING METAL FRONT COVER
    • Publication number 20230371486
    • Publication date Nov 23, 2023
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL
    • Publication number 20230135182
    • Publication date May 4, 2023
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL EQUIPPED WITH LOCK LEVER HAVING FUNCTION TO COVER PROT...
    • Publication number 20230101437
    • Publication date Mar 30, 2023
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    SPOOL FOR FISHING REEL
    • Publication number 20230057642
    • Publication date Feb 23, 2023
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    SPOOL BRAKING DEVICE USING EDDY CURRENT AND FISHING REEL HAVING SAME
    • Publication number 20220201998
    • Publication date Jun 30, 2022
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL PROVIDED WITH FIXED CONSTANT BRAKE AND MOVABLE INERTIA...
    • Publication number 20210100233
    • Publication date Apr 8, 2021
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL HAVING MOVABLE INERTIA BRAKE
    • Publication number 20200305401
    • Publication date Oct 1, 2020
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL WITH MOVABLE MAGNET BRAKE
    • Publication number 20200236918
    • Publication date Jul 30, 2020
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL FOR EASY DISTANCE ADJUSTMENT OF TENSION NUT
    • Publication number 20200137996
    • Publication date May 7, 2020
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL PROVIDED WITH BUSHING FOR ANTI-ELECTROCHEMICAL CORROSION
    • Publication number 20200077633
    • Publication date Mar 12, 2020
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    BAIT CASTING REEL
    • Publication number 20190364865
    • Publication date Dec 5, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL HAVING PINION SUPPORT STRUCTURE
    • Publication number 20190343104
    • Publication date Nov 14, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL HAVING LOCK LEVER FOR OPENING AND CLOSING PALM-SIDE FI...
    • Publication number 20190269116
    • Publication date Sep 5, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL HAVING NATURAL DRAINAGE STRUCTURE
    • Publication number 20190183105
    • Publication date Jun 20, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL HAVING EASILY ATTACHABLE AND DETACHABLE FRONT COVER
    • Publication number 20190124904
    • Publication date May 2, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL
    • Publication number 20190045767
    • Publication date Feb 14, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL
    • Publication number 20190014763
    • Publication date Jan 17, 2019
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    UNIVERSAL FISHING REEL
    • Publication number 20180338480
    • Publication date Nov 29, 2018
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    PACKING BOX FOR QUICK DISPLAY
    • Publication number 20180339827
    • Publication date Nov 29, 2018
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    FISHING REEL HAVING TENSION NUT RETAINER
    • Publication number 20180220635
    • Publication date Aug 9, 2018
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL EQUIPPED WITH SIDE COVER SAFETY LOCK
    • Publication number 20180199553
    • Publication date Jul 19, 2018
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    DRAG RELEASE SYSTEM FOR REEL
    • Publication number 20180132464
    • Publication date May 17, 2018
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    BAITCAST REEL SPOOL HAVING REPLACEABLE PLATE
    • Publication number 20180132465
    • Publication date May 17, 2018
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    BAIT CASTING REEL
    • Publication number 20170354133
    • Publication date Dec 14, 2017
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL EQUIPPED WITH REPLACEABLE HOOD TOP
    • Publication number 20170303520
    • Publication date Oct 26, 2017
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL EQUIPPED WITH ANTI-LOOSENING HANDLE
    • Publication number 20170238515
    • Publication date Aug 24, 2017
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL EQUIPPED WITH DECO TRIM AND DRAIN
    • Publication number 20170013817
    • Publication date Jan 19, 2017
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    FISHING REEL EQUIPPED WITH HIDDEN LINE STOPPER
    • Publication number 20160270382
    • Publication date Sep 22, 2016
    • DOYO ENGINEERING CO., LTD.
    • Kang Ho HYUN
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING