TREA

Yoshinori Igarashi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polishing pad and production method thereof
    • Patent number 7,922,783
    • Issue date Apr 12, 2011
    • JSR Corporation
    • Fujio Sakurai
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Polishing pad
    • Patent number 7,217,179
    • Issue date May 15, 2007
    • JSR Corporation
    • Fujio Sakurai
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    POLISHING PAD AND PRODUCTION METHOD THEREOF
    • Publication number 20080313967
    • Publication date Dec 25, 2008
    • JSR Corporation
    • Fujio Sakurai
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Polishing pad
    • Publication number 20060084365
    • Publication date Apr 20, 2006
    • JSR Corporation
    • Fujio Sakurai
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Polishing pad and production method thereof
    • Publication number 20040224622
    • Publication date Nov 11, 2004
    • JSR Corporation
    • Fujio Sakurai
    • B24 - GRINDING POLISHING