TREA

Hsien Chang Optical Industrial Co., Ltd.

Follow

Organization

  • Tainan Hsien, TW
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Eyeglasses
    • Patent number D1042611
    • Issue date Sep 17, 2024
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglass lens
    • Patent number D1042610
    • Issue date Sep 17, 2024
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses structure
    • Patent number 11,353,718
    • Issue date Jun 7, 2022
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • G02 - OPTICS
  • Information Patent Grant

    Eyeglass frame
    • Patent number D926866
    • Issue date Aug 3, 2021
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglass frame
    • Patent number D926248
    • Issue date Jul 27, 2021
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Nasal mask structure for eyeglasses
    • Patent number 10,948,741
    • Issue date Mar 16, 2021
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Eyeglass temple
    • Patent number D906410
    • Issue date Dec 29, 2020
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses assembly structure
    • Patent number 10,345,616
    • Issue date Jul 9, 2019
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • G02 - OPTICS
  • Information Patent Grant

    Eyeglass frame
    • Patent number D849128
    • Issue date May 21, 2019
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D826312
    • Issue date Aug 21, 2018
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Glasses structure
    • Patent number 9,968,487
    • Issue date May 15, 2018
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Eyeglasses
    • Patent number D807949
    • Issue date Jan 16, 2018
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D803305
    • Issue date Nov 21, 2017
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D803306
    • Issue date Nov 21, 2017
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglass frame
    • Patent number D803295
    • Issue date Nov 21, 2017
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D803304
    • Issue date Nov 21, 2017
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Lens exchanging structure
    • Patent number 9,766,477
    • Issue date Sep 19, 2017
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • G02 - OPTICS
  • Information Patent Grant

    Assembled structure of main spectacle frame and assistant lens frame
    • Patent number 9,766,480
    • Issue date Sep 19, 2017
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • G02 - OPTICS
  • Information Patent Grant

    Eyeglass frame
    • Patent number D751628
    • Issue date Mar 15, 2016
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Assembly structure for eyeglass lens
    • Patent number 9,279,998
    • Issue date Mar 8, 2016
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • G02 - OPTICS
  • Information Patent Grant

    Eyeglass frame
    • Patent number D731580
    • Issue date Jun 9, 2015
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglass frame
    • Patent number D729864
    • Issue date May 19, 2015
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses without using screws
    • Patent number 8,960,896
    • Issue date Feb 24, 2015
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • G02 - OPTICS
  • Information Patent Grant

    Eyeglass frame
    • Patent number D647126
    • Issue date Oct 18, 2011
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglass frame
    • Patent number D633550
    • Issue date Mar 1, 2011
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D633130
    • Issue date Feb 22, 2011
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D633129
    • Issue date Feb 22, 2011
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglass temple
    • Patent number D632723
    • Issue date Feb 15, 2011
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglass frame
    • Patent number D632721
    • Issue date Feb 15, 2011
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Eyeglasses
    • Patent number D631503
    • Issue date Jan 25, 2011
    • Hsien Chang Optical Industrial Co., Ltd.
    • Wen-Hsiung Chou
    • D16 - Photography and optical equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    GLASSES WITH FUNCTIONS OF POSITIONING AND REMINDING
    • Publication number 20210271114
    • Publication date Sep 2, 2021
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    EYEGLASSES STRUCTURE
    • Publication number 20210247623
    • Publication date Aug 12, 2021
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    NASAL MASK STRUCTURE FOR EYEGLASSES
    • Publication number 20200192119
    • Publication date Jun 18, 2020
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    EYEGLASSES STRUCTURE
    • Publication number 20190265516
    • Publication date Aug 29, 2019
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    EYEGLASSES ASSEMBLY STRUCTURE
    • Publication number 20190079311
    • Publication date Mar 14, 2019
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    EYEGLASSES ASSEMBLY STRUCTURE
    • Publication number 20190079312
    • Publication date Mar 14, 2019
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    FLOATABLE TEMPLE STRUCTURE OF EYEGLASSES
    • Publication number 20180231798
    • Publication date Aug 16, 2018
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    FLOATABLE SPECTACLE FRAME STRUCTURE
    • Publication number 20180231799
    • Publication date Aug 16, 2018
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    GLASSES STRUCTURE
    • Publication number 20170266049
    • Publication date Sep 21, 2017
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ASSEMBLED STRUCTURE OF MAIN SPECTACLE FRAME AND ASSISTANT LENS FRAME
    • Publication number 20170269381
    • Publication date Sep 21, 2017
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    LENS EXCHANGING STRUCTURE
    • Publication number 20170269375
    • Publication date Sep 21, 2017
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    ASSEMBLY STRUCTURE FOR EYEGLASS LENS
    • Publication number 20150234200
    • Publication date Aug 20, 2015
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    EYEGLASSES WITHOUT USING SCREWS
    • Publication number 20140152952
    • Publication date Jun 5, 2014
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • WEN-HSIUNG CHOU
    • G02 - OPTICS
  • Information Patent Application

    EYEGLASSES STRUCTURE
    • Publication number 20090059160
    • Publication date Mar 5, 2009
    • HSIEN CHANG OPTICAL INDUSTRIAL CO., LTD.
    • MEI-JYU CHEN
    • G02 - OPTICS