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Andrew J. Hilgers

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  • Franklin, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tandem motor linear rod pump
    • Patent number 11,221,002
    • Issue date Jan 11, 2022
    • Unico, LLC
    • Andrew J. Hilgers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem motor linear rod pump
    • Patent number 10,968,904
    • Issue date Apr 6, 2021
    • Unico, LLC
    • Andrew J. Hilgers
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Tandem motor linear rod pump
    • Patent number 10,197,048
    • Issue date Feb 5, 2019
    • Unico, LLC
    • Andrew J. Hilgers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    TANDEM MOTOR LINEAR ROD PUMP
    • Publication number 20190120217
    • Publication date Apr 25, 2019
    • Unico, Inc.
    • Andrew J. Hilgers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TANDEM MOTOR LINEAR ROD PUMP
    • Publication number 20190120218
    • Publication date Apr 25, 2019
    • Unico, Inc.
    • Andrew J. Hilgers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TANDEM MOTOR LINEAR ROD PUMP
    • Publication number 20170107979
    • Publication date Apr 20, 2017
    • Unico, Inc.
    • Andrew J. Hilgers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...