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Tsung-Chung Huang

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  • Minxiong Township, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electronic lock
    • Patent number D1084820
    • Issue date Jul 22, 2025
    • TONG LUNG METAL INDUSTRY CO., LTD.
    • Tsung-Chung Huang
    • D08 - Tools and hardware
  • Information Patent Grant

    Electronic lock and method for positioning the electronic lock
    • Patent number 10,612,272
    • Issue date Apr 7, 2020
    • TONG LUNG METAL INDUSTRY CO., LTD.
    • Tsung-Li Wu
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Lock shell assembly
    • Patent number 8,960,740
    • Issue date Feb 24, 2015
    • Tong Lung Metal Industry Co., Ltd.
    • Tsung-Chung Huang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Mortise lock
    • Patent number 8,881,562
    • Issue date Nov 11, 2014
    • Stanley Security Solutions Taiwan Ltd
    • Tsung-Chung Huang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Cylindrical lock
    • Patent number 8,256,253
    • Issue date Sep 4, 2012
    • Tong Lung Metal Industry Co., Ltd.
    • Po-Yang Chen
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Restoring structure of a lock
    • Patent number 7,073,829
    • Issue date Jul 11, 2006
    • Tong Lung Metal Industry Co., Ltd.
    • Ching-Chuan Kuo
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Easily disassembled structure of an auxiliary lock
    • Patent number 6,981,726
    • Issue date Jan 3, 2006
    • Tong Lung Metal Industry Co., Ltd.
    • Tsung-Chung Huang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRONIC LOCK AND METHOD FOR POSITIONING THE ELECTRONIC LOCK
    • Publication number 20190003207
    • Publication date Jan 3, 2019
    • TONG LUNG METAL INDUSTRY CO., LTD.
    • Tsung-Li WU
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DEADBOLT LOCK ASSEMBLY
    • Publication number 20150007621
    • Publication date Jan 8, 2015
    • TONG LUNG METAL INDUSTRY CO., LTD.
    • Tsung-Chung HUANG
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    LOCK SHELL ASSEMBLY
    • Publication number 20130241216
    • Publication date Sep 19, 2013
    • TONG LUNG METAL INDUSTRY CO., LTD.
    • Tsung-Chung Huang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    MORTISE LOCK
    • Publication number 20130000364
    • Publication date Jan 3, 2013
    • Tsung-Chung HUANG
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    CYLINDRICAL LOCK
    • Publication number 20120017657
    • Publication date Jan 26, 2012
    • TONG LUNG METAL INDUSTRIAL CO.
    • Po-Yang Chen
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DEADBOLT LOCK DEVICE WITH A REINFORCED HOUSING
    • Publication number 20080121002
    • Publication date May 29, 2008
    • Chia-Min SUN
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    INTERCHANGEABLE LOCK CORE CYLINDER
    • Publication number 20080016928
    • Publication date Jan 24, 2008
    • Ju-Lin YANG
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Lock assembly having improved mounting cap and spindle combination
    • Publication number 20050184538
    • Publication date Aug 25, 2005
    • Tsung-Chung Huang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Latch assembly accommodating different door panel structures
    • Publication number 20050006912
    • Publication date Jan 13, 2005
    • Tsung-Chung Huang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Restoring structure of a lock
    • Publication number 20040227361
    • Publication date Nov 18, 2004
    • Tong Lung Metal Industry Co., Ltd.
    • Ching-Chuan Kuo
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Easily disassembled structure of an auxiliary lock
    • Publication number 20040145192
    • Publication date Jul 29, 2004
    • Tung Lung Metal Industry Co., Ltd.
    • Tsung-Chung Huang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES