TREA

Clifford D. Haggard

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  • Tulsa, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air induction filter hose assembly
    • Patent number 6,022,393
    • Issue date Feb 8, 2000
    • Purolator Products Company
    • Clifford D. Haggard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Filter hose assembly employing a conical filter element
    • Patent number 5,902,365
    • Issue date May 11, 1999
    • Purolator Products Company
    • Clifford D. Haggard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pleated filter element and filtration unit
    • Patent number 5,766,289
    • Issue date Jun 16, 1998
    • Purolator Products Company
    • Clifford D. Haggard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Air induction filter hose assembly
    • Patent number 5,632,792
    • Issue date May 27, 1997
    • Purolator Products Company
    • Clifford D. Haggard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Filter hose assembly employing a conical filter element
    • Patent number 5,632,793
    • Issue date May 27, 1997
    • Purolator Products Company
    • Clifford D. Haggard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Air filter device
    • Patent number 5,522,909
    • Issue date Jun 4, 1996
    • Purolator Products N.A., Inc.
    • Clifford D. Haggard
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fuel filter retaining clip having rotating flipper portions
    • Patent number 5,269,571
    • Issue date Dec 14, 1993
    • Purolator Products, Inc.
    • Clifford D. Haggard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dampener roller apparatus
    • Patent number 4,759,284
    • Issue date Jul 26, 1988
    • Facet Enterprises, Inc.
    • Clifford D. Haggard
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS