TREA

HC CHEM RESEARCH & SERVICE CORP

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  • SAN JOSE, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light-weight black ceramic insulation
    • Patent number 6,620,749
    • Issue date Sep 16, 2003
    • HC Chem Research & Service Corp.
    • Ming-Ta S. Hsu
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Non-flammable polymer composite panels
    • Patent number 6,472,067
    • Issue date Oct 29, 2002
    • HC Chem Research & Service Corp.
    • Ming-Ta S. Hsu
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Light-weight ceramic insulation
    • Patent number 6,339,034
    • Issue date Jan 15, 2002
    • HC Chem Research & Service Corp.
    • Ming-Ta S. Hsu
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

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