TREA

Yukitoshi Mitani

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  • Marugame, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Screw press apparatus
    • Patent number 6,615,710
    • Issue date Sep 9, 2003
    • ISHIGAKI Company Limited
    • Eiichi Ishigaki
    • B30 - PRESSES
  • Information Patent Grant

    Screw press for dewatering a slurry
    • Patent number 5,357,855
    • Issue date Oct 25, 1994
    • Ishigaki Mechanical Industry Co., Ltd.
    • Eiichi Ishigaki
    • B30 - PRESSES