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Wen-Hsien Chang

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  • Changhua, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shoe buffing system
    • Patent number 11,825,915
    • Issue date Nov 28, 2023
    • Nike, Inc.
    • Dragan Jurkovic
    • A43 - FOOTWEAR
  • Information Patent Grant

    Item pick-up system
    • Patent number 11,420,831
    • Issue date Aug 23, 2022
    • Nike, Inc.
    • Wen-Ruei Chang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Shoe buffing system
    • Patent number 11,406,160
    • Issue date Aug 9, 2022
    • Nike, Inc.
    • Dragan Jurkovic
    • A43 - FOOTWEAR
  • Information Patent Grant

    Shoe buffing system
    • Patent number 10,617,177
    • Issue date Apr 14, 2020
    • Nike, Inc.
    • Dragan Jurkovic
    • A43 - FOOTWEAR
  • Information Patent Grant

    Dust-proof safety hook
    • Patent number 9,958,002
    • Issue date May 1, 2018
    • Win Chance Metal Co., Ltd.
    • Wen-Cheng Chang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automatic painting on pliable items
    • Patent number 9,656,289
    • Issue date May 23, 2017
    • Nike, Inc.
    • Guo-Chang Wang
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Hand puller with rope reel
    • Patent number 9,114,750
    • Issue date Aug 25, 2015
    • Win Chance Metal Co., Ltd.
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Composite-material buckle
    • Patent number 8,561,267
    • Issue date Oct 22, 2013
    • Win Chance Metal Co., Ltd.
    • Wen Cheng Chang
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Ratchet buckle
    • Patent number 8,528,849
    • Issue date Sep 10, 2013
    • Win Chance Metal Co., Ltd.
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pull handle structure of a hand puller
    • Patent number 8,499,662
    • Issue date Aug 6, 2013
    • Win Chance Metal Co., Ltd.
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Positioning hook structure for a hand puller
    • Patent number 8,402,611
    • Issue date Mar 26, 2013
    • Win Chance Metal Co., Ltd.
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cable tightening device with a base having a lower cost of fabrication
    • Patent number 7,651,072
    • Issue date Jan 26, 2010
    • Wen-Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cable tightening device having anti-theft function
    • Patent number 7,448,596
    • Issue date Nov 11, 2008
    • Wen-Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lifting jack
    • Patent number 7,100,898
    • Issue date Sep 5, 2006
    • Wen-Cheng Chang
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Crank structure for bicycle pedal
    • Patent number 7,080,574
    • Issue date Jul 25, 2006
    • Wen-Yao Chang
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Modular rack for flower pot, vase, and the like
    • Patent number 5,947,306
    • Issue date Sep 7, 1999
    • Wen-Hsien Chang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Shoe Buffing System
    • Publication number 20200237054
    • Publication date Jul 30, 2020
    • NIKE, Inc.
    • Dragan Jurkovic
    • A43 - FOOTWEAR
  • Information Patent Application

    Item Pick-Up System
    • Publication number 20200180876
    • Publication date Jun 11, 2020
    • NIKE, Inc.
    • Wen-Ruei Chang
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Shoe Buffing System
    • Publication number 20180325219
    • Publication date Nov 15, 2018
    • NIKE, Inc.
    • Dragan Jurkovic
    • A43 - FOOTWEAR
  • Information Patent Application

    Dust-proof Safety Hook
    • Publication number 20180017095
    • Publication date Jan 18, 2018
    • WIN CHANCE METAL CO., LTD.
    • Wen-Cheng Chang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Hand Puller with Rope Reel
    • Publication number 20150151664
    • Publication date Jun 4, 2015
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Automatic Painting On Pliable Items
    • Publication number 20140272191
    • Publication date Sep 18, 2014
    • NIKE, Inc.
    • Guo-Chang Wang
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Rope Rolling Structure of a Hand Puller
    • Publication number 20140183427
    • Publication date Jul 3, 2014
    • WIN CHANCE METAL CO., LTD.
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Suitcase with Retractable Handle Assembly
    • Publication number 20140041977
    • Publication date Feb 13, 2014
    • Wen-Chan Chang
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    Composite-Material Buckle
    • Publication number 20130180085
    • Publication date Jul 18, 2013
    • Wen Cheng Chang
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Pull Handle Structure of a Hand Puller
    • Publication number 20120167707
    • Publication date Jul 5, 2012
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Positioning Hook Structure for a Hand Puller
    • Publication number 20120084951
    • Publication date Apr 12, 2012
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hand Puller and a Central Shaft Structure Thereof
    • Publication number 20120074363
    • Publication date Mar 29, 2012
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Ratchet buckle
    • Publication number 20120073097
    • Publication date Mar 29, 2012
    • Wen Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    HAND PULLER WITH A STRUCTURE OF DOUBLE STOPPING PLATES
    • Publication number 20110061213
    • Publication date Mar 17, 2011
    • WIN CHANCE METAL CO., LTD.
    • Wen-Cheng Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Crane structure for bicycle pedal
    • Publication number 20040237709
    • Publication date Dec 2, 2004
    • Wen-Yao Chang
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS