TREA

Youko ITABASHI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Etching method and etchant
    • Patent number 10,008,426
    • Issue date Jun 26, 2018
    • TOSHIBA MEMORY CORPORATION
    • Takehiro Nakai
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    ETCHING METHOD AND ETCHANT
    • Publication number 20170154829
    • Publication date Jun 1, 2017
    • Kabushiki Kaisha Toshiba
    • Takehiro NAKAI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...