TREA

Eco Japan Co., Ltd.

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  • Ishikawa-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rigid connection structure of bridge pier and concrete girder
    • Patent number 8,370,983
    • Issue date Feb 12, 2013
    • Asahi Engineering Co., Ltd.
    • Mitsuhiro Tokuno
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Floor slab bridge structure
    • Patent number 7,469,439
    • Issue date Dec 30, 2008
    • Asahi Engineering Co., Ltd.
    • Mitsuhiro Tokuno
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Floor structure
    • Patent number 7,418,804
    • Issue date Sep 2, 2008
    • Asahi Engineering Co., Ltd.
    • Mitsuhiro Tokuno
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Floor structure
    • Patent number 7,373,760
    • Issue date May 20, 2008
    • Asahi Engineering Co., Ltd.
    • Mitsuhiro Tokuno
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Structure of floor slab bridge
    • Patent number RE40064
    • Issue date Feb 19, 2008
    • Asahi Engineering Co., Ltd.
    • Mitsuhiro Tokuno
    • 014 - Bridges
  • Information Patent Grant

    Structure of floor slab bridge
    • Patent number 6,792,638
    • Issue date Sep 21, 2004
    • Asahi Engineering Co., Ltd.
    • Mitsuhiro Tokuno
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Ceramic-based detergent composition containing sodium and potassium...
    • Patent number 5,433,882
    • Issue date Jul 18, 1995
    • ECO Japan Co., Ltd.
    • Hidezo Matsumoto
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Process for preparing detergent composition containing sodium and p...
    • Patent number 5,393,446
    • Issue date Feb 28, 1995
    • ECO Japan Co., Ltd.
    • Hidezo Matsumoto
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...