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Yoshun Yamamoto

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  • Kitakyushu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Edging mill for section rolling
    • Patent number 5,295,380
    • Issue date Mar 22, 1994
    • Nippon Steel Corporation
    • Takeshi Hioki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Roll forming apparatus
    • Patent number 4,697,446
    • Issue date Oct 6, 1987
    • Nippon Steel Corporation
    • Yoshun Yamamoto
    • 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

    Immersion cooling apparatus for hot metal pipes
    • Patent number 4,116,716
    • Issue date Sep 26, 1978
    • Nippon Steel Corporation
    • Kametaro Itoh
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...