TREA

Akira Matsufuji

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  • Kitakyushu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling mill
    • Patent number 4,314,469
    • Issue date Feb 9, 1982
    • Nippon Steel Corporation
    • Takashi Kitamura
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for controlling the position of roll in the direction of...
    • Patent number 4,202,192
    • Issue date May 13, 1980
    • Nippon Steel Corporation
    • Yoshikazu Haneda
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for cooling hot steel plate and sheet
    • Patent number 4,132,393
    • Issue date Jan 2, 1979
    • Nippon Steel Corporation
    • Shoji Nakamura
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...