TREA

Rich Ballou

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  • Montesano, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chopper pump with cutting inserts
    • Patent number 8,985,490
    • Issue date Mar 24, 2015
    • Vaughan Company, Inc.
    • Glenn R. Dorsch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw-type centrifugal pump with cutting inserts
    • Patent number 8,905,341
    • Issue date Dec 9, 2014
    • Vaughan Company, Inc.
    • Glenn R. Dorsch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Chopper Pump With Cutting Inserts
    • Publication number 20120251319
    • Publication date Oct 4, 2012
    • Vaughan Company, Inc.
    • Glenn R. Dorsch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Screw-Type Centrifugal Pump with Cutting Inserts
    • Publication number 20120114462
    • Publication date May 10, 2012
    • Vaughan Company, Inc.
    • Glenn R. Dorsch
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...