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Kevin Hartshorn

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  • Plainsboro, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ported-plate, fluid control valve
    • Patent number 4,705,068
    • Issue date Nov 10, 1987
    • Ingersoll-Rand Company
    • Kevin Hartshorn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Unidirectional fluid control valve
    • Patent number 4,643,220
    • Issue date Feb 17, 1987
    • Ingersoll-Rand Company
    • Kevin Hartshorn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Unidirectional, fluid control valve
    • Patent number 4,627,464
    • Issue date Dec 9, 1986
    • Ingersoll-Rand Company
    • Kevin Hartshorn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Unidirectional, fluid control valve
    • Patent number 4,570,666
    • Issue date Feb 18, 1986
    • Ingersoll-Rand Company
    • Kevin Hartshorn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valving element for a plate-type valve
    • Patent number 4,532,959
    • Issue date Aug 6, 1985
    • Ingersoll-Rand Company
    • Kevin Hartshorn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Plate-type valve, and an improved valve seat and a valve seat assem...
    • Patent number 4,531,541
    • Issue date Jul 30, 1985
    • Ingersoll-Rand Company
    • Kevin Hartshorn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...