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Kousuke KOIWA

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  • Nirasaki City, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Etching method
    • Patent number 9,786,512
    • Issue date Oct 10, 2017
    • Tokyo Electron Limited
    • Yu Nagatomo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Plasma etching method
    • Patent number 9,117,769
    • Issue date Aug 25, 2015
    • Tokyo Electron Limited
    • Kousuke Koiwa
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    ETCHING METHOD
    • Publication number 20160293440
    • Publication date Oct 6, 2016
    • TOKYO ELECTRON LIMITED
    • Yu NAGATOMO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PLASMA ETCHING METHOD
    • Publication number 20140377960
    • Publication date Dec 25, 2014
    • TOKYO ELECTRON LIMITED
    • Kousuke KOIWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PLASMA ETCHING METHOD
    • Publication number 20110049098
    • Publication date Mar 3, 2011
    • TOKYO ELECTRON LIMITED
    • Kousuke KOIWA
    • H01 - BASIC ELECTRIC ELEMENTS