TREA

CLEAN SURFACE TECHNOLOGY

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Organization

  • MADISON, SD, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Mask blank and photomask
    • Patent number 9,280,045
    • Issue date Mar 8, 2016
    • CLEAN SURFACE TECHNOLOGY CO.
    • Isao Hattori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Carrier for photomask substrate
    • Patent number 4,646,418
    • Issue date Mar 3, 1987
    • Clean Surface Technology Co.
    • Isao Hattori
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    MASK BLANK AND PHOTOMASK
    • Publication number 20140106266
    • Publication date Apr 17, 2014
    • CLEAN SURFACE TECHNOLOGY CO.
    • Isao Hattori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Trademarklast 30 trademarks