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Naoyuki Iwashige

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  • Kokubunji, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dehydrating concentrator
    • Patent number 6,261,417
    • Issue date Jul 17, 2001
    • Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    • Naoyuki Iwashige
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Apparatus for screening waste paper pulp
    • Patent number 6,171,448
    • Issue date Jan 9, 2001
    • Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    • Naoyuki Iwashige
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Apparatus for screening waste paper pulp
    • Patent number 5,798,025
    • Issue date Aug 25, 1998
    • Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    • Naoyuki Iwashige
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method and apparatus for screening waste paper pulp
    • Patent number 5,597,075
    • Issue date Jan 28, 1997
    • Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    • Naoyuki Iwashige
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method and apparatus for screening waste paper pulp
    • Patent number 5,564,572
    • Issue date Oct 15, 1996
    • Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    • Naoyuki Iwashige
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Flotation machine for deinking
    • Patent number 5,176,822
    • Issue date Jan 5, 1993
    • Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    • Naoyuki Iwashige
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Flotation machine for deinking
    • Patent number 5,108,586
    • Issue date Apr 28, 1992
    • Ishikawajima-Harima Jukogyo Kabushiki Kaisha
    • Naoyuki Iwashige
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE