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Seh Kwang Lee

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  • Yongin-si, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Scribing wheel having fine structure recess
    • Patent number 10,358,375
    • Issue date Jul 23, 2019
    • EHWA Diamond Industrial Co., Ltd.
    • Chang Ho Jeon
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    CMP pad conditioner
    • Patent number 10,166,653
    • Issue date Jan 1, 2019
    • EHWA DIAMOND INDUSTRIAL CO., LTD.
    • Seh Kwang Lee
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method for manufacturing an electrodeposited diamond wire saw using...
    • Patent number 9,776,306
    • Issue date Oct 3, 2017
    • EHWA Diamond Industrial Co., Ltd.
    • Seh-Kwang Lee
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    CMP apparatus
    • Patent number 9,421,668
    • Issue date Aug 23, 2016
    • EHWA DIAMOND INDUSTRIAL CO., LTD.
    • Seh Kwang Lee
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    CMP pad conditioner, and method for producing the CMP pad conditioner
    • Patent number 9,314,901
    • Issue date Apr 19, 2016
    • EHWA DIAMOND INDUSTRIAL CO., LTD.
    • Seh Kwang Lee
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Microreactors
    • Patent number 8,187,553
    • Issue date May 29, 2012
    • EMPIRE TECHNOLOGY DEVELOPMENT LLC
    • Seh Kwang Lee
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents