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Ledu Quoc Nguyen

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  • Fayetteville, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plastic molded center tube assembly
    • Patent number 7,168,572
    • Issue date Jan 30, 2007
    • Purolator Filters NA LLC
    • Ledu Quoc Nguyen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Plastic extruded center tube profile and method of manufacture
    • Patent number 7,108,139
    • Issue date Sep 19, 2006
    • Purolator Filters NA LLC
    • Ledu Quoc Nguyen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Plastic molded center tube assembly
    • Patent number 6,962,256
    • Issue date Nov 8, 2005
    • Arvin Technologies, Inc.
    • Ledu Quoc Nguyen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Method of making a melt-blown filter medium for use in air filters...
    • Patent number 6,932,923
    • Issue date Aug 23, 2005
    • Arvin Technologies, Inc.
    • Ledu Q. Nguyen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Fluid filter with integrated cooler
    • Patent number 6,746,600
    • Issue date Jun 8, 2004
    • Arvin Technologies, Inc.
    • Ledu Q. Nguyen
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fluid filter assembly
    • Patent number 6,716,341
    • Issue date Apr 6, 2004
    • Arvin Technologies, Inc.
    • Ledu Q. Nguyen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oil filter apparatus
    • Patent number 6,572,768
    • Issue date Jun 3, 2003
    • Arvin Technologies, Inc.
    • L. Steven Cline
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Transmission fluid filter assembly
    • Patent number 6,464,863
    • Issue date Oct 15, 2002
    • Arvin Technologies, Inc.
    • Ledu Quoc Nguyen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents