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David G. Vensland

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  • Champlin, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible impeller apparatus and method
    • Patent number 8,157,510
    • Issue date Apr 17, 2012
    • Sta-Rite Industries, LLC
    • Patrick A. Bear
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing cartridge
    • Patent number 6,126,171
    • Issue date Oct 3, 2000
    • Hypro Corporation
    • David G. Vensland
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve disabler for use in high pressure pipe cleaning systems
    • Patent number 5,775,880
    • Issue date Jul 7, 1998
    • Hypro Corporation
    • David G. Vensland
    • B08 - CLEANING

Patents Applicationslast 30 patents

  • Information Patent Application

    Flexible Impeller Apparatus and Method
    • Publication number 20090180879
    • Publication date Jul 16, 2009
    • Patrick A. Bear
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable displacement positive displacement pump
    • Publication number 20030206811
    • Publication date Nov 6, 2003
    • Hypro Corporation
    • Bruce A. Maki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...