TREA

Yoshiaki Shimizu

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  • Kawasaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Alloy sheet having high etching performance
    • Patent number 5,605,582
    • Issue date Feb 25, 1997
    • NKK Corporation
    • Tadashi Inoue
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Thin metallic sheet for shadow mask
    • Patent number 5,308,723
    • Issue date May 3, 1994
    • NKK Corporation
    • Tadashi Inoue
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...