TREA

Nguyen V. Hien

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  • Hightstown, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Battery separator
    • Patent number 4,330,602
    • Issue date May 18, 1982
    • W. R. Grace & Co.
    • Dennis D. O'Rell
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Battery interseparator
    • Patent number 4,264,691
    • Issue date Apr 28, 1981
    • W. R. Grace & Co.
    • Dennis D. O'Rell
    • H01 - BASIC ELECTRIC ELEMENTS