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Youngjin Choi

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  • San Ramon, CA, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    METAL HARDMASK ALL IN ONE INTEGRATED ETCH
    • Publication number 20150179472
    • Publication date Jun 25, 2015
    • LAM RESEARCH CORPORATION
    • Yu Cheng
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Line edge roughness control
    • Publication number 20040171260
    • Publication date Sep 2, 2004
    • Lam Research Corporation
    • Youngjin Choi
    • H01 - BASIC ELECTRIC ELEMENTS