TREA

Kunio Yamamoto

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  • Hiroshima, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for grinding a rotary body
    • Patent number 4,716,687
    • Issue date Jan 5, 1988
    • Mitsubishi Jukogyo Kabushiki Kaisha
    • Hidehiko Tsukamoto
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for grinding a rotary body
    • Patent number 4,671,017
    • Issue date Jun 9, 1987
    • Mitsubishi Jukogyo Kabushiki Kaisha
    • Kazuo Ideue
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Four high mill of the paired-roll-crossing type
    • Patent number 4,453,393
    • Issue date Jun 12, 1984
    • Mitsubishi Jukogyo Kabushiki Kaisha
    • Hiroyuki Hino
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...