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Michael J. Ballard

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  • Baton Rouge, LA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Seal with self-lubricating contact surface
    • Patent number 5,409,240
    • Issue date Apr 25, 1995
    • Unilab Bearing Protection Company, Inc.
    • Michael J. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dynamic seal
    • Patent number 4,685,684
    • Issue date Aug 11, 1987
    • Michael J. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ring seal with overlapping flanges for contaminant trapping
    • Patent number 4,576,383
    • Issue date Mar 18, 1986
    • Michael J. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ring seal with overlapping flanges for contaminant trapping
    • Patent number 4,484,754
    • Issue date Nov 27, 1984
    • Michael J. Ballard
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...