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Keng-Hao Nien

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Patents Grantslast 30 patents

  • Information Patent Grant

    Damping device of window covering
    • Patent number 11,480,230
    • Issue date Oct 25, 2022
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Block and tackle window blind
    • Patent number 11,230,881
    • Issue date Jan 25, 2022
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Position-fixing system
    • Patent number 11,220,860
    • Issue date Jan 11, 2022
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window covering
    • Patent number 11,078,724
    • Issue date Aug 3, 2021
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Position-fixing system
    • Patent number 11,008,807
    • Issue date May 18, 2021
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Fixing assembly for roller shade
    • Patent number 10,968,695
    • Issue date Apr 6, 2021
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Control mechanism for raising and lowering window covering
    • Patent number RE48355
    • Issue date Dec 15, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
  • Information Patent Grant

    Window blind
    • Patent number 10,865,600
    • Issue date Dec 15, 2020
    • Nien Made Enterprise Co., Ltd.
    • De-Jun Zhang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window covering
    • Patent number 10,865,601
    • Issue date Dec 15, 2020
    • Nien Made Enterprise Co., Ltd.
    • Jian Zeng
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Support structure for roller for a shade
    • Patent number 10,745,966
    • Issue date Aug 18, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window covering system and displacement controlling device thereof
    • Patent number 10,731,408
    • Issue date Aug 4, 2020
    • Nien Made Enterprise Co., Ltd.
    • Shui-Dong Wei
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Light blocking system for vertical blind
    • Patent number 10,718,155
    • Issue date Jul 21, 2020
    • Nien Made Enterprise Co., Ltd.
    • Yu-Che Wen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window blind
    • Patent number 10,619,410
    • Issue date Apr 14, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Slat of window covering
    • Patent number 10,619,412
    • Issue date Apr 14, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Control device of window covering system
    • Patent number 10,612,299
    • Issue date Apr 7, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window blind
    • Patent number 10,612,300
    • Issue date Apr 7, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Damping device for window covering
    • Patent number 10,612,621
    • Issue date Apr 7, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Locking mechanism for cord of window covering
    • Patent number 10,563,455
    • Issue date Feb 18, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    System and device for window covering
    • Patent number 10,533,371
    • Issue date Jan 14, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    System and device for window covering
    • Patent number 10,501,985
    • Issue date Dec 10, 2019
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    System and device for window covering system
    • Patent number 10,451,145
    • Issue date Oct 22, 2019
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window covering system and window covering control apparatus thereof
    • Patent number 10,428,899
    • Issue date Oct 1, 2019
    • Nien Made Enterprise Co., Ltd.
    • Shui-Dong Wei
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Connecting structure and covering device for opening of building
    • Patent number 10,415,617
    • Issue date Sep 17, 2019
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Window covering system and window covering control assembly thereof
    • Patent number 10,302,172
    • Issue date May 28, 2019
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Control mechanism for raising and lowering window covering
    • Patent number 10,107,032
    • Issue date Oct 23, 2018
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Automatic closing structure for slats of sash
    • Patent number 10,036,196
    • Issue date Jul 31, 2018
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    TDBU window covering with carriage structure
    • Patent number 9,988,838
    • Issue date Jun 5, 2018
    • Nien Made Enterprise Co., Ltd.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Sunshade structure
    • Patent number 9,890,586
    • Issue date Feb 13, 2018
    • Nien Made Enterprise Co., Ltd.
    • De-Jun Zhang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Electric blind
    • Patent number 7,434,353
    • Issue date Oct 14, 2008
    • Nien Made Enterprise Co., Ltd.
    • Ming Nien
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window shutter frame assembly and method for installation
    • Patent number 6,474,038
    • Issue date Nov 5, 2002
    • Nien Made Enterprise Co., Ltd.
    • Keng-Hao Nien
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    FIXING ASSEMBLY FOR ROLLER SHADE
    • Publication number 20200157882
    • Publication date May 21, 2020
    • NIEN MADE ENTERPRISE CO., LTD.
    • Lin Chen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    DAMPING DEVICE OF WINDOW COVERING
    • Publication number 20200141470
    • Publication date May 7, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin CHEN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    POSITION-FIXING SYSTEM
    • Publication number 20200123853
    • Publication date Apr 23, 2020
    • NIEN MADE ENTERPRISE CO., LTD.
    • Lin CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    BLOCK AND TACKLE WINDOW BLIND
    • Publication number 20200095825
    • Publication date Mar 26, 2020
    • Nien Made Enterprise Co., Ltd.
    • Lin CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    RESISTANCE MECHANISM FOR CORD OF WINDOW COVERING
    • Publication number 20200040655
    • Publication date Feb 6, 2020
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    WINDOW COVERING
    • Publication number 20200018115
    • Publication date Jan 16, 2020
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WINDOW COVERING
    • Publication number 20190119976
    • Publication date Apr 25, 2019
    • NIEN MADE ENTERPRISE CO., LTD.
    • JIAN ZENG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    SLAT OF WINDOW COVERING
    • Publication number 20190093425
    • Publication date Mar 28, 2019
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WINDOW BLIND
    • Publication number 20190071925
    • Publication date Mar 7, 2019
    • NIEN MADE ENTERPRISE CO., LTD.
    • De-Jun Zhang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    POSITION-FIXING SYSTEM
    • Publication number 20190063151
    • Publication date Feb 28, 2019
    • NIEN MADE ENTERPRISE CO., LTD.
    • Lin CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Light Blocking System for Vertical Blind
    • Publication number 20180135353
    • Publication date May 17, 2018
    • NIEN MADE ENTERPRISE CO., LTD.
    • Yu-Che Wen
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    LADDER TAPE AND WINDOW BLIND WITH THE SAME
    • Publication number 20180112460
    • Publication date Apr 26, 2018
    • NIEN MADE ENTERPRISE CO., LTD.
    • YUNG-CHIEH HUANG
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    SUPPORT STRUCTURE FOR ROLLER FOR A SHADE
    • Publication number 20180112462
    • Publication date Apr 26, 2018
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    COMPOSITE LADDER TAPE AND WINDOW BLIND WITH THE SAME
    • Publication number 20180073295
    • Publication date Mar 15, 2018
    • NIEN MADE ENTERPRISE CO., LTD.
    • KENG-HAO NIEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CONNECTING STRUCTURE AND COVERING DEVICE FOR OPENING OF BUILDING
    • Publication number 20180030736
    • Publication date Feb 1, 2018
    • Nien Made Enterprise Co., Ltd.
    • LIN CHEN
    • E04 - BUILDING
  • Information Patent Application

    LOCKING MECHANISM FOR CORD OF WINDOW COVERING
    • Publication number 20170342770
    • Publication date Nov 30, 2017
    • Nien Made Enterprise Co., Ltd.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    SPRING BOX OF CORDLESS WINDOW COVERING AND FRICTION MECHANISM OF TH...
    • Publication number 20170298688
    • Publication date Oct 19, 2017
    • Nien Made Enterprise Co., Ltd.
    • LIN CHEN
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    REELING DEVICE FOR WINDOW COVERING
    • Publication number 20170298687
    • Publication date Oct 19, 2017
    • Nien Made Enterprise Co., Ltd.
    • Lin CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    SYSTEM AND DEVICE FOR WINDOW COVERING
    • Publication number 20170292321
    • Publication date Oct 12, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    SYSTEM AND DEVICE FOR WINDOW COVERING
    • Publication number 20170292322
    • Publication date Oct 12, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • Lin CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WINDOW BLIND
    • Publication number 20170218697
    • Publication date Aug 3, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WINDOW BLIND
    • Publication number 20170218696
    • Publication date Aug 3, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CONTROL MECHANISM FOR RAISING AND LOWERING WINDOW COVERING
    • Publication number 20170218698
    • Publication date Aug 3, 2017
    • Nien Made Enterprise Co., Ltd.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WINDOW COVERING SYSTEM AND DISPLACEMENT CONTROLLING DEVICE THEREOF
    • Publication number 20170218703
    • Publication date Aug 3, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • SHUI-DONG WEI
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WINDOW COVERING SYSTEM AND WINDOW COVERING CONTROL ASSEMBLY THEREOF
    • Publication number 20170211318
    • Publication date Jul 27, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    SYSTEM AND DEVICE FOR WINDOW COVERING SYSTEM
    • Publication number 20170211320
    • Publication date Jul 27, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    CONTROL DEVICE OF WINDOW COVERING SYSTEM
    • Publication number 20170211321
    • Publication date Jul 27, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • LIN CHEN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    WINDOW COVERING SYSTEM AND WINDOW COVERING CONTROL APPARATUS THEREOF
    • Publication number 20170211319
    • Publication date Jul 27, 2017
    • NIEN MADE ENTERPRISE CO., LTD.
    • SHUI-DONG WEI
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    DAMPING DEVICE OF WINDOW COVERING
    • Publication number 20170211657
    • Publication date Jul 27, 2017
    • Nien Made Enterprise Co., Ltd.
    • LIN CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    WINDOW BLIND
    • Publication number 20170138123
    • Publication date May 18, 2017
    • Nien Made Enterprise Co., Ltd.
    • Lin CHEN
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS