TREA

Yukifumi Ogawa

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  • Fukuyama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for cooling steel sheet
    • Patent number 4,440,584
    • Issue date Apr 3, 1984
    • Nippon Kokan Kabushiki Kaisha
    • Kenji Takeshige
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for forcedly cooling a heated metal plate
    • Patent number 4,415,381
    • Issue date Nov 15, 1983
    • Nippon Kokan Kabushiki Kaisha
    • Saburo Tani
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...