TREA

Tatsuji Katoh

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for density separation of plastics
    • Patent number 5,740,918
    • Issue date Apr 21, 1998
    • Hitachi, Ltd.
    • Masakatsu Hayashi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    System and method for disposing waste
    • Patent number 5,611,493
    • Issue date Mar 18, 1997
    • Hitachi, Ltd.
    • Masakatsu Hayashi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    System and method for disposing waste
    • Patent number 5,431,347
    • Issue date Jul 11, 1995
    • Hitachi, Ltd.
    • Masakatsu Hayashi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    System for disposing waste
    • Patent number 5,301,881
    • Issue date Apr 12, 1994
    • Hitachi, Ltd.
    • Masakatsu Hayashi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL