TREA

Akimitsu Fukuda

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chromate treatment of a metal coated steel sheet
    • Patent number 4,784,731
    • Issue date Nov 15, 1988
    • Nippon Steel Corporation
    • Seijun Higuchi
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Treatment of galvanized steel
    • Patent number 4,756,805
    • Issue date Jul 12, 1988
    • Nihon Parkerizing Co., Ltd.
    • Haruyoshi Terada
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Coated aluminum-zinc alloy plated sheet steel
    • Patent number 4,637,840
    • Issue date Jan 20, 1987
    • Nihon Parkerizing Co., Ltd.
    • Haruki Fujii
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...