Tatsuya Koito

Person

  • Tokyo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Preparation process for semiconductor device

    • Patent number 6,949,465
    • Issue date Sep 27, 2005
    • NEC Electronics Corporation
    • Hidemitsu Aoki
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Stripping composition

    • Patent number 6,869,921
    • Issue date Mar 22, 2005
    • NEC Electronics Corporation
    • Tatsuya Koito
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Anticorrosive agent

    • Patent number 6,524,376
    • Issue date Feb 25, 2003
    • NEC Corporation
    • Hidemitsu Aoki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

  • Information Patent Application

    Preparation process for semiconductor device

    • Publication number 20040009658
    • Publication date Jan 15, 2004
    • NEC Electronics Corporation
    • Hidemitsu Aoki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Stripping composition

    • Publication number 20030130147
    • Publication date Jul 10, 2003
    • NEC CORPORATION, SUMITOMO CHEMICAL COMPANY, LIMITED
    • Tatsuya Koito
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Stripper composition and stripping method

    • Publication number 20010014534
    • Publication date Aug 16, 2001
    • NEC Corporation
    • Hidemitsu Aoki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Anticorrosive agent

    • Publication number 20010011515
    • Publication date Aug 9, 2001
    • NEC Corporation
    • Hidemitsu Aoki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...