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Chuzoh Sudoh

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Patents Grantslast 30 patents

  • Information Patent Grant

    Dry type continuous wire drawing process
    • Patent number 4,553,416
    • Issue date Nov 19, 1985
    • Sumitomo Metal Industries, Ltd.
    • Chuzoh Sudoh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for dry type continuous wire drawing
    • Patent number 4,545,227
    • Issue date Oct 8, 1985
    • Sumitomo Metal Industries, Ltd.
    • Chuzoh Sudoh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...