David J. Sandy

Person

  • Avon, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Integral pump pressure relief valve

    • Patent number 10,513,343
    • Issue date Dec 24, 2019
    • Parker-Hannifin Corporation
    • Thomas Sailer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flame arrestor system for fuel pump discharge

    • Patent number 6,823,831
    • Issue date Nov 30, 2004
    • Parker-Hannifin Corporation
    • Yu-Sen James Chu
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Flame arrestor system for fuel pump inlet

    • Patent number 6,494,189
    • Issue date Dec 17, 2002
    • Parker-Hannifin Corporation
    • Yu-Sen James Chu
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    INTEGRAL PUMP PRESSURE RELIEF VALVE

    • Publication number 20170037856
    • Publication date Feb 9, 2017
    • Parker-Hannifin Corporation
    • Thomas Sailer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Flame arrestor system for fuel pump discharge

    • Publication number 20020185114
    • Publication date Dec 12, 2002
    • Yu-Sen James Chu
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS