TREA

Tsutomu Yamakawa

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  • Niigata-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thickeners and hydraulic compositions
    • Patent number 10,858,287
    • Issue date Dec 8, 2020
    • Shin-Etsu Chemical Co., Ltd.
    • Hironao Saito
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method for preparing hydraulic composition
    • Patent number 10,435,332
    • Issue date Oct 8, 2019
    • Shin-Etsu Chemical Co., Ltd.
    • Tsutomu Yamakawa
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Hydraulic composition
    • Patent number 10,294,158
    • Issue date May 21, 2019
    • Shin-Etsu Chemical Co., Ltd.
    • Tsutomu Yamakawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Cement mortar composition
    • Patent number 10,047,009
    • Issue date Aug 14, 2018
    • Shin-Etsu Chemical Co., Ltd.
    • Hidekazu Konishi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Concrete composition and making method
    • Patent number 10,035,728
    • Issue date Jul 31, 2018
    • Shin-Etsu Chemical Co., Ltd.
    • Hidekazu Konishi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    One-component water-reducing agent, and preparation of hydraulic co...
    • Patent number 9,593,047
    • Issue date Mar 14, 2017
    • Shin-Etsu Chemical Co., Ltd.
    • Tsutomu Yamakawa
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Concrete composition
    • Patent number 9,469,570
    • Issue date Oct 18, 2016
    • Shin-Etsu Chemical Co., Ltd.
    • Hidekazu Konishi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Extrusion molding hydraulic composition
    • Patent number 8,652,252
    • Issue date Feb 18, 2014
    • Shin-Etsu Chemical Co., Ltd.
    • Hidekazu Konishi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Hydraulic composition
    • Patent number 7,985,293
    • Issue date Jul 26, 2011
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Hydraulic composition
    • Patent number 7,588,635
    • Issue date Sep 15, 2009
    • Shin-Etsu Chemical Co., Ltd.
    • Tsutomu Yamakawa
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Admixture, extrudable hydraulic composition and method for the sele...
    • Patent number 7,244,840
    • Issue date Jul 17, 2007
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Admixture, extrudable hydraulic composition and method for the sele...
    • Patent number 7,151,173
    • Issue date Dec 19, 2006
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Admixture and extrudable hydraulic composition
    • Patent number 6,843,845
    • Issue date Jan 18, 2005
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Hydraulic composition for extrusion molding
    • Patent number 6,814,799
    • Issue date Nov 9, 2004
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Admixture and extrudable hydraulic composition
    • Patent number 6,811,605
    • Issue date Nov 2, 2004
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Admixture and extrudable hydraulic composition
    • Patent number 6,755,908
    • Issue date Jun 29, 2004
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Method for extrusion molding an extrudable cement-based or gypsum-b...
    • Patent number 6,656,408
    • Issue date Dec 2, 2003
    • Shin-Etsu Chemical Co., Ltd.
    • Yoshiaki Sasage
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents